From 6c0c617b393c6d461316f5e70fedcb0b359ebe29 Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Tue, 22 Nov 2016 14:59:40 +0100
Subject: [PATCH 01/11] Fix possible crash after player left

---
 API.md   | 17 +++++++++--------
 init.lua | 23 +++++++++++++++++++++--
 2 files changed, 30 insertions(+), 10 deletions(-)

diff --git a/API.md b/API.md
index c4eb87b..03e93ea 100644
--- a/API.md
+++ b/API.md
@@ -95,8 +95,7 @@ the HUD bar will be initially be shown to the player.
 * `start_hidden`: Whether the HUD bar is initially hidden. This is optional, `default_start_hidden` of the registration function will be used as default
 
 #### Return value
-Always `nil`.
-
+`true` on success, `false` otherwise.
 
 
 ## Modifying a HUD bar
@@ -135,7 +134,7 @@ such network optimization for the “styling” parameters, so keep this in mind
 * `new_text_color`: A 3-octet number defining the new color of the text.
 
 #### Return value
-Always `nil`.
+`true` on success, `false` otherwise.
 
 
 ## Hiding and unhiding a HUD bar
@@ -156,7 +155,7 @@ Hides the specified HUD bar from the screen of the specified player.
 * `identifier`: The identifier of the HUD bar type to hide, as specified in `hb.register_hudbar`.
 
 #### Return value
-Always `nil`.
+`true` on success, `false` otherwise.
 
 
 ### `hb.unhide_hudbar(player, identifier)`
@@ -167,7 +166,7 @@ Makes a previously hidden HUD bar visible again to a player.
 * `identifier`: The identifier of the HUD bar type to unhide, as specified in `hb.register_hudbar`.
 
 #### Return value
-Always `nil`.
+`true` on success, `false` otherwise.
 
 
 ## Reading HUD bar information
@@ -181,12 +180,14 @@ Returns the current state of the active player's HUD bar.
 * `identifier`: The identifier of the HUD bar type to hide, as specified in `hb.register_hudbar`.
 
 #### Return value
-A table which holds information on the current state of the HUD bar. Note the table is a deep
-copy of the internal HUD bar state, it is *not* a reference; the information hold by the table is
-only true for the moment you called this function. The fields of this table are:
+On success, returns a table which holds information on the current state of the HUD bar. Note
+the table is a deep copy of the internal HUD bar state, it is *not* a reference; the information
+hold by the table is only true for the moment you called this function. The fields of this table are:
 
 * `value`: Current value of HUD bar.
 * `max`: Current maximum value of HUD bar.
 * `hidden`: Boolean denoting whether the HUD bar is hidden.
 * `barlength`: The length of the HUD bar in pixels. This field is meaningless if the HUD bar is currently hidden.
 * `text`: The text shown on the HUD bar. This fiels is meaningless if the HUD bar is currently hidden.
+
+If the player does not exist, returns `nil` instead.
diff --git a/init.lua b/init.lua
index ff95214..651a22d 100644
--- a/init.lua
+++ b/init.lua
@@ -90,6 +90,10 @@ else
 	hb.settings.sorting_reverse = { [0] = "health", [1] = "breath" }
 end
 
+local function player_exists(player)
+	return player ~= nil and player:is_player()
+end
+
 -- Table which contains all players with active default HUD bars (only for internal use)
 hb.players = {}
 
@@ -285,13 +289,18 @@ function hb.register_hudbar(identifier, text_color, label, textures, default_sta
 end
 
 function hb.init_hudbar(player, identifier, start_value, start_max, start_hidden)
+	if not player_exists(player) then return false end
 	local hudtable = hb.get_hudtable(identifier)
 	hb.hudtables[identifier].add_all(player, hudtable, start_value, start_max, start_hidden)
+	return true
 end
 
 function hb.change_hudbar(player, identifier, new_value, new_max_value, new_icon, new_bgicon, new_bar, new_label, new_text_color)
 	if new_value == nil and new_max_value == nil and new_icon == nil and new_bgicon == nil and new_bar == nil and new_label == nil and new_text_color == nil then
-		return
+		return true
+	end
+	if not player_exists(player) then
+		return false
 	end
 
 	local name = player:get_player_name()
@@ -379,11 +388,14 @@ function hb.change_hudbar(player, identifier, new_value, new_max_value, new_icon
 			end
 		end
 	end
+	return true
 end
 
 function hb.hide_hudbar(player, identifier)
+	if not player_exists(player) then return false end
 	local name = player:get_player_name()
 	local hudtable = hb.get_hudtable(identifier)
+	if hudtable == nil then return false end
 	if(hudtable.hudstate[name].hidden == false) then
 		if hb.settings.bar_type == "progress_bar" then
 			if hudtable.hudids[name].icon ~= nil then
@@ -397,11 +409,14 @@ function hb.hide_hudbar(player, identifier)
 		player:hud_change(hudtable.hudids[name].bar, "number", 0)
 		hudtable.hudstate[name].hidden = true
 	end
+	return true
 end
 
 function hb.unhide_hudbar(player, identifier)
+	if not player_exists(player) then return false end
 	local name = player:get_player_name()
 	local hudtable = hb.get_hudtable(identifier)
+	if hudtable == nil then return false end
 	if(hudtable.hudstate[name].hidden) then
 		local value = hudtable.hudstate[name].value
 		local max = hudtable.hudstate[name].max
@@ -419,9 +434,11 @@ function hb.unhide_hudbar(player, identifier)
 		player:hud_change(hudtable.hudids[name].bar, "number", hb.value_to_barlength(value, max))
 		hudtable.hudstate[name].hidden = false
 	end
+	return true
 end
 
 function hb.get_hudbar_state(player, identifier)
+	if not player_exists(player) then return nil end
 	local ref = hb.get_hudtable(identifier).hudstate[player:get_player_name()]
 	-- Do not forget to update this chunk of code in case the state changes
 	local copy = {
@@ -467,6 +484,7 @@ end
 
 -- update built-in HUD bars
 local function update_hud(player)
+	if not player_exists() then return end
 	if minetest.setting_getbool("enable_damage") then
 		if hb.settings.forceload_default_hudbars then
 			hb.unhide_hudbar(player, "health")
@@ -510,7 +528,8 @@ minetest.register_globalstep(function(dtime)
 		if minetest.setting_getbool("enable_damage") or hb.settings.forceload_default_hudbars then
 			for _, player in pairs(hb.players) do
 				-- update all hud elements
-				update_hud(player)
+minetest.after(1,function(player) update_hud(player) end, player)
+--				update_hud(player)
 			end
 		end
 	end

From 92d8c786a97e4297839070ea976a2948e14623f1 Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Tue, 22 Nov 2016 15:03:06 +0100
Subject: [PATCH 02/11] Version 1.6.0

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 38dd28c..5f25a8d 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ this mod will place them accordingly.
 position should be displayed correctly on every screen size.
 
 ## Current version
-The current version is 1.5.1.
+The current version is 1.5.2.
 
 This software uses [semantic versioning](http://semver.org), as defined by version 2.0.0 of the SemVer
 standard.

From 48045ec7f042a8af55d109b575c15174973646ea Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Tue, 22 Nov 2016 15:03:44 +0100
Subject: [PATCH 03/11] Version 1.6.0

---
 API.md    | 2 +-
 README.md | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/API.md b/API.md
index 03e93ea..2691111 100644
--- a/API.md
+++ b/API.md
@@ -1,4 +1,4 @@
-API documentation for the HUD bars mod 1.5.1
+API documentation for the HUD bars mod 1.6.0
 ============================================
 
 ## Introduction
diff --git a/README.md b/README.md
index 5f25a8d..a0e6571 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ this mod will place them accordingly.
 position should be displayed correctly on every screen size.
 
 ## Current version
-The current version is 1.5.2.
+The current version is 1.6.0.
 
 This software uses [semantic versioning](http://semver.org), as defined by version 2.0.0 of the SemVer
 standard.

From d099ae91e25ab0e3b0bfbcdbe6c0cad07cd5e177 Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Tue, 22 Nov 2016 15:12:09 +0100
Subject: [PATCH 04/11] Remove stupid testing code

---
 init.lua | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/init.lua b/init.lua
index 651a22d..7030084 100644
--- a/init.lua
+++ b/init.lua
@@ -528,8 +528,7 @@ minetest.register_globalstep(function(dtime)
 		if minetest.setting_getbool("enable_damage") or hb.settings.forceload_default_hudbars then
 			for _, player in pairs(hb.players) do
 				-- update all hud elements
-minetest.after(1,function(player) update_hud(player) end, player)
---				update_hud(player)
+				update_hud(player)
 			end
 		end
 	end

From 05f5ec0622a240056628cf9c89c64d14f3aafc7a Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Tue, 22 Nov 2016 15:13:00 +0100
Subject: [PATCH 05/11] Version 1.6.1

---
 API.md    | 2 +-
 README.md | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/API.md b/API.md
index 2691111..54fa1cf 100644
--- a/API.md
+++ b/API.md
@@ -1,4 +1,4 @@
-API documentation for the HUD bars mod 1.6.0
+API documentation for the HUD bars mod 1.6.1
 ============================================
 
 ## Introduction
diff --git a/README.md b/README.md
index a0e6571..aff4a7c 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ this mod will place them accordingly.
 position should be displayed correctly on every screen size.
 
 ## Current version
-The current version is 1.6.0.
+The current version is 1.6.1.
 
 This software uses [semantic versioning](http://semver.org), as defined by version 2.0.0 of the SemVer
 standard.

From 3d74745aec4d95d80090aa0730a7a1c1c4eab32f Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Fri, 2 Dec 2016 21:40:46 +0100
Subject: [PATCH 06/11] Big statbar icons, introduce new offset config

---
 init.lua         | 26 +++++++++++++++++++-------
 settingtypes.txt | 21 +++++++++++++++++++++
 2 files changed, 40 insertions(+), 7 deletions(-)

diff --git a/init.lua b/init.lua
index 7030084..b06a85b 100644
--- a/init.lua
+++ b/init.lua
@@ -61,11 +61,18 @@ hb.settings.pos_left.x = hb.load_setting("hudbars_pos_left_x", "number", 0.5)
 hb.settings.pos_left.y = hb.load_setting("hudbars_pos_left_y", "number", 1)
 hb.settings.pos_right.x = hb.load_setting("hudbars_pos_right_x", "number", 0.5)
 hb.settings.pos_right.y = hb.load_setting("hudbars_pos_right_y", "number", 1)
-hb.settings.start_offset_left.x = hb.load_setting("hudbars_start_offset_left_x", "number", -175)
-hb.settings.start_offset_left.y = hb.load_setting("hudbars_start_offset_left_y", "number", -86)
-hb.settings.start_offset_right.x = hb.load_setting("hudbars_start_offset_right_x", "number", 15)
-hb.settings.start_offset_right.y = hb.load_setting("hudbars_start_offset_right_y", "number", -86)
-
+hb.settings.bar_type = hb.load_setting("hudbars_bar_type", "string", "progress_bar", {"progress_bar", "statbar_classic", "statbar_modern"})
+if hb.settings.bar_type == "progress_bar" then
+	hb.settings.start_offset_left.x = hb.load_setting("hudbars_start_offset_left_x", "number", -175)
+	hb.settings.start_offset_left.y = hb.load_setting("hudbars_start_offset_left_y", "number", -86)
+	hb.settings.start_offset_right.x = hb.load_setting("hudbars_start_offset_right_x", "number", 15)
+	hb.settings.start_offset_right.y = hb.load_setting("hudbars_start_offset_right_y", "number", -86)
+else
+	hb.settings.start_offset_left.x = hb.load_setting("hudbars_start_statbar_offset_left_x", "number", -265)
+	hb.settings.start_offset_left.y = hb.load_setting("hudbars_start_statbar_offset_left_y", "number", -88)
+	hb.settings.start_offset_right.x = hb.load_setting("hudbars_start_statbar_offset_right_x", "number", 25)
+	hb.settings.start_offset_right.y = hb.load_setting("hudbars_start_statbar_offset_right_y", "number", -88)
+end
 hb.settings.vmargin  = hb.load_setting("hudbars_vmargin", "number", 24)
 hb.settings.tick = hb.load_setting("hudbars_tick", "number", 0.1)
 
@@ -74,7 +81,6 @@ hb.settings.forceload_default_hudbars = hb.load_setting("hudbars_forceload_defau
 
 -- Misc. settings
 hb.settings.alignment_pattern = hb.load_setting("hudbars_alignment_pattern", "string", "zigzag", {"zigzag", "stack_up", "stack_down"})
-hb.settings.bar_type = hb.load_setting("hudbars_bar_type", "string", "progress_bar", {"progress_bar", "statbar_classic", "statbar_modern"})
 hb.settings.autohide_breath = hb.load_setting("hudbars_autohide_breath", "bool", true)
 
 local sorting = minetest.setting_get("hudbars_sorting")
@@ -222,14 +228,18 @@ function hb.register_hudbar(identifier, text_color, label, textures, default_sta
 					number = bgiconnumber,
 					alignment = {x=-1,y=-1},
 					offset = { x = offset.x, y = offset.y },
+					direction = 0,
+					size = {x=24, y=24},
 				})
 			end
 		end
-		local bar_image
+		local bar_image, bar_size
 		if hb.settings.bar_type == "progress_bar" then
 			bar_image = textures.bar
+			bar_size = nil
 		elseif hb.settings.bar_type == "statbar_classic" or hb.settings.bar_type == "statbar_modern" then
 			bar_image = textures.icon
+			bar_size = {x=24, y=24}
 		end
 		ids.bar = player:hud_add({
 			hud_elem_type = "statbar",
@@ -238,6 +248,8 @@ function hb.register_hudbar(identifier, text_color, label, textures, default_sta
 			number = barnumber,
 			alignment = {x=-1,y=-1},
 			offset = offset,
+			direction = 0,
+			size = bar_size,
 		})
 		if hb.settings.bar_type == "progress_bar" then
 			ids.text = player:hud_add({
diff --git a/settingtypes.txt b/settingtypes.txt
index 5779063..deffd61 100644
--- a/settingtypes.txt
+++ b/settingtypes.txt
@@ -77,17 +77,38 @@ hudbars_pos_right_y (Right HUD bar screen y position) float 1.0 0.0 1.0
 
 # Precise x offset in pixels from the basic screen x position of the HUD bars.
 # For the zig-zag alignment pattern, this is for the left HUD bars.
+# This setting is used for the progress bar HUD bar style.
 hudbars_start_offset_left_x (Left HUD bar x offset) int -175
 # Precise y offset in pixels from the basic screen y position of the HUD bars.
 # For the zig-zag alignment pattern, this is for the left HUD bars.
+# This setting is used for the progress bar HUD bar style.
 hudbars_start_offset_left_y (Left HUD bar y offset) int -86
 # Precise x offset in pixels from the basic screen x position of the right HUD bars.
 # Only used for the zig-zag alignment pattern.
+# This setting is used for the progress bar HUD bar style.
 hudbars_start_offset_right_x (Right HUD bar x offset) int 15
 # Precise y offset in pixels from the basic screen y position of the right HUD bars.
 # Only used for the zig-zag alignment pattern.
+# This setting is used for the progress bar HUD bar style.
 hudbars_start_offset_right_y (Right HUD bar y offset) int -86
 
+# Precise x offset in pixels from the basic screen x position of the HUD statbars.
+# For the zig-zag alignment pattern, this is for the left HUD statbars.
+# This setting is used for the classic and modern statbar styles.
+hudbars_start_statbar_offset_left_x (Left HUD statbar x offset) int -265
+# Precise y offset in pixels from the basic screen y position of the HUD statbars.
+# For the zig-zag alignment pattern, this is for the left HUD statbars.
+# This setting is used for the classic and modern statbar styles.
+hudbars_start_statbar_offset_left_y (Left HUD statbar y offset) int -88
+# Precise x offset in pixels from the basic screen x position of the right HUD statbars.
+# Only used for the zig-zag alignment pattern.
+# This setting is used for the classic and modern statbar styles.
+hudbars_start_statbar_offset_right_x (Right HUD statbar x offset) int 25
+# Precise y offset in pixels from the basic screen y position of the right HUD statbars.
+# Only used for the zig-zag alignment pattern.
+# This setting is used for the classic and modern statbar styles.
+hudbars_start_statbar_offset_right_y (Right HUD statbar y offset) int -88
+
 # The vertical distance between two HUD bars, in pixels.
 hudbars_vmargin (Vertical distance between HUD bars) int 24 0
 

From 3c182884dcf4ec1a98ca05c16c247a62abbfe50f Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Fri, 2 Dec 2016 22:36:10 +0100
Subject: [PATCH 07/11] Fix breath and health not being updated anymore

---
 init.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/init.lua b/init.lua
index b06a85b..f5cc0ec 100644
--- a/init.lua
+++ b/init.lua
@@ -496,7 +496,7 @@ end
 
 -- update built-in HUD bars
 local function update_hud(player)
-	if not player_exists() then return end
+	if not player_exists(player) then return end
 	if minetest.setting_getbool("enable_damage") then
 		if hb.settings.forceload_default_hudbars then
 			hb.unhide_hudbar(player, "health")

From 5c0f165ddf588fda7cf565aae528c1ccab74ed29 Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Fri, 2 Dec 2016 23:04:54 +0100
Subject: [PATCH 08/11] Event-based health bar change

---
 init.lua | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/init.lua b/init.lua
index f5cc0ec..343358c 100644
--- a/init.lua
+++ b/init.lua
@@ -493,6 +493,9 @@ local function custom_hud(player)
 	end
 end
 
+local function update_health(player)
+	hb.change_hudbar(player, "health", player:get_hp())
+end
 
 -- update built-in HUD bars
 local function update_hud(player)
@@ -510,15 +513,21 @@ local function update_hud(player)
 			hb.unhide_hudbar(player, "breath")
 			hb.change_hudbar(player, "breath", math.min(breath, 10))
 		end
-		
 		--health
-		hb.change_hudbar(player, "health", player:get_hp())
+		update_health(player)
 	elseif hb.settings.forceload_default_hudbars then
 		hb.hide_hudbar(player, "health")
 		hb.hide_hudbar(player, "breath")
 	end
 end
 
+minetest.register_on_player_hpchange(update_health)
+
+minetest.register_on_respawnplayer(function(player)
+	update_health(player)
+	hb.hide_hudbar(player, "breath")
+end)
+
 minetest.register_on_joinplayer(function(player)
 	hide_builtin(player)
 	custom_hud(player)

From d3e51926bc917959012a02305501ba650dd6bc2f Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Sat, 3 Dec 2016 01:23:12 +0100
Subject: [PATCH 09/11] Fix README.md syntax error

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index aff4a7c..439ec69 100644
--- a/README.md
+++ b/README.md
@@ -31,6 +31,7 @@ Author: Wuzzy (2015)
 Also: This mod was forked from the “Better HUD” [hud] mod by BlockMen.
 
 Translations:
+
 * German: Wuzzy
 * Portuguese: BrunoMine
 

From 7cf82b4e2fd93e90c1319a42fe346db11e706845 Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Sat, 3 Dec 2016 02:24:45 +0100
Subject: [PATCH 10/11] Move statbars 2 pixels up

---
 init.lua         | 4 ++--
 settingtypes.txt | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/init.lua b/init.lua
index 343358c..6bcc624 100644
--- a/init.lua
+++ b/init.lua
@@ -69,9 +69,9 @@ if hb.settings.bar_type == "progress_bar" then
 	hb.settings.start_offset_right.y = hb.load_setting("hudbars_start_offset_right_y", "number", -86)
 else
 	hb.settings.start_offset_left.x = hb.load_setting("hudbars_start_statbar_offset_left_x", "number", -265)
-	hb.settings.start_offset_left.y = hb.load_setting("hudbars_start_statbar_offset_left_y", "number", -88)
+	hb.settings.start_offset_left.y = hb.load_setting("hudbars_start_statbar_offset_left_y", "number", -90)
 	hb.settings.start_offset_right.x = hb.load_setting("hudbars_start_statbar_offset_right_x", "number", 25)
-	hb.settings.start_offset_right.y = hb.load_setting("hudbars_start_statbar_offset_right_y", "number", -88)
+	hb.settings.start_offset_right.y = hb.load_setting("hudbars_start_statbar_offset_right_y", "number", -90)
 end
 hb.settings.vmargin  = hb.load_setting("hudbars_vmargin", "number", 24)
 hb.settings.tick = hb.load_setting("hudbars_tick", "number", 0.1)
diff --git a/settingtypes.txt b/settingtypes.txt
index deffd61..3e4390e 100644
--- a/settingtypes.txt
+++ b/settingtypes.txt
@@ -99,7 +99,7 @@ hudbars_start_statbar_offset_left_x (Left HUD statbar x offset) int -265
 # Precise y offset in pixels from the basic screen y position of the HUD statbars.
 # For the zig-zag alignment pattern, this is for the left HUD statbars.
 # This setting is used for the classic and modern statbar styles.
-hudbars_start_statbar_offset_left_y (Left HUD statbar y offset) int -88
+hudbars_start_statbar_offset_left_y (Left HUD statbar y offset) int -90
 # Precise x offset in pixels from the basic screen x position of the right HUD statbars.
 # Only used for the zig-zag alignment pattern.
 # This setting is used for the classic and modern statbar styles.
@@ -107,7 +107,7 @@ hudbars_start_statbar_offset_right_x (Right HUD statbar x offset) int 25
 # Precise y offset in pixels from the basic screen y position of the right HUD statbars.
 # Only used for the zig-zag alignment pattern.
 # This setting is used for the classic and modern statbar styles.
-hudbars_start_statbar_offset_right_y (Right HUD statbar y offset) int -88
+hudbars_start_statbar_offset_right_y (Right HUD statbar y offset) int -90
 
 # The vertical distance between two HUD bars, in pixels.
 hudbars_vmargin (Vertical distance between HUD bars) int 24 0

From e11a52d8fba15ec04226d4659a8aeb9dc59eb632 Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Sat, 3 Dec 2016 19:58:34 +0100
Subject: [PATCH 11/11] Version 1.7.0

---
 API.md    | 2 +-
 README.md | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/API.md b/API.md
index 54fa1cf..124da82 100644
--- a/API.md
+++ b/API.md
@@ -1,4 +1,4 @@
-API documentation for the HUD bars mod 1.6.1
+API documentation for the HUD bars mod 1.7.0
 ============================================
 
 ## Introduction
diff --git a/README.md b/README.md
index 439ec69..6571b77 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ this mod will place them accordingly.
 position should be displayed correctly on every screen size.
 
 ## Current version
-The current version is 1.6.1.
+The current version is 1.7.0.
 
 This software uses [semantic versioning](http://semver.org), as defined by version 2.0.0 of the SemVer
 standard.