audio_lib: rename "system" type into "notifications"

locale/arena_lib.de.tr

@@ -3,7 +3,7 @@
 # reviewer(s):
 
 ##[ src/_load.lua ]##
-System=
+Notifications=
 Countdown ticks=Countdownticks
 Someone joins=Jemand tritt bei
 Someone leaves=Jemand geht

locale/arena_lib.es.tr

@@ -3,7 +3,7 @@
 # reviewer(s):
 
 ##[ src/_load.lua ]##
-System=
+Notifications=
 Countdown ticks=
 Someone joins=
 Someone leaves=

locale/arena_lib.hu.tr

@@ -3,7 +3,7 @@
 # reviewer(s):
 
 ##[ src/_load.lua ]##
-System=
+Notifications=
 Countdown ticks=
 Someone joins=
 Someone leaves=

locale/arena_lib.it.tr

@@ -3,7 +3,7 @@
 # reviewer(s):
 
 ##[ src/_load.lua ]##
-System=Sistema
+Notifications=Notifiche
 Countdown ticks=Colpo di conto alla rovescia
 Someone joins=Qualcunə entra
 Someone leaves=Qualcunə abbandona

locale/arena_lib.pl.tr

@@ -3,7 +3,7 @@
 # reviewer(s):
 
 ##[ src/_load.lua ]##
-System=
+Notifications=
 Countdown ticks=Odliczanie tyknięć
 Someone joins=Ktoś dołącza
 Someone leaves=Ktoś wychodzi

locale/arena_lib.ru.tr

@@ -3,7 +3,7 @@
 # reviewer(s):
 
 ##[ src/_load.lua ]##
-System=
+Notifications=
 Countdown ticks=
 Someone joins=
 Someone leaves=

locale/template.txt

@@ -3,7 +3,7 @@
 # reviewer(s):
 
 ##[ src/_load.lua ]##
-System=
+Notifications=
 Countdown ticks=
 Someone joins=
 Someone leaves=

src/_load.lua

@@ -149,11 +149,11 @@ add_new_parameter("SHOW_REJOIN_DIALOG", {
 ------------------AUDIO_LIB-------------------
 ----------------------------------------------
 
-audio_lib.register_type("arena_lib", "system", S("System"))
+audio_lib.register_type("arena_lib", "notifications", S("Notifications"))
 
 audio_lib.register_sound("sfx", "arenalib_countdown", S("Countdown ticks"))
-audio_lib.register_sound("system", "arenalib_match_join", S("Someone joins"))
-audio_lib.register_sound("system", "arenalib_match_leave", S("Someone leaves"))
+audio_lib.register_sound("notifications", "arenalib_match_join", S("Someone joins"))
+audio_lib.register_sound("notifications", "arenalib_match_leave", S("Someone leaves"))
 
 local function register_bgm(dir)
   for _, f_name in pairs(minetest.get_dir_list(dir, false)) do

src/api/core.lua

@@ -247,7 +247,7 @@ function arena_lib.register_minigame(mod, def)
 
       if type(leave_sound) == "table" then
         leave_name = leave_sound.name
-        audio_lib.register_sound("system", leave_name, leave_sound.description, leave_sound.params)
+        audio_lib.register_sound("notifications", leave_name, leave_sound.description, leave_sound.params)
       else  -- o `false`
         leave_name = leave_sound
       end
@@ -264,7 +264,7 @@ function arena_lib.register_minigame(mod, def)
 
       if type(audio) == "table" then
         local audio_name = audio.name
-        audio_lib.register_sound("system", audio.name, audio.description, audio.params)
+        audio_lib.register_sound("notifications", audio.name, audio.description, audio.params)
         mod_ref.sounds[k] = audio.name
       else  -- o `false`
         mod_ref.sounds[k] = audio