Remove extra whitespace at end of lines in all source files.

* Processed with rstrip-whitespace.py script added to scripts/ directory.
* Script run on all .c and .h files in src/ and plugins/ directories.
* Also remove more than one newline at the end of files.

plugins/htmlchars.c

@@ -805,5 +805,3 @@ void plugin_cleanup(void)
 	if (config_file != NULL)
 		g_free(config_file);
 }
-
-

scripts/rstrip-whitespace.py

@@ -0,0 +1,23 @@
+#!/usr/bin/env python
+
+import sys
+
+filenames = sys.argv[1:]
+
+def backup_file (fn):
+    open ("%s~" % fn, "w").write (open (fn, "r").read ())
+
+for fn in filenames:
+  #backup_file (fn)
+  contents = open (fn, "r").read ()
+  lines = contents.split ('\n')
+  with open (fn, "w") as fobj:
+    for line in lines:
+      line = line.rstrip ()
+      fobj.write ("%s\n" % line)
+  contents = open (fn, "r").read ()
+  contents.rstrip ()
+  while contents[-1] in " \t\r\n":
+    contents = contents[:-1]
+  open (fn, "w").write ("%s\n" % contents)
+

src/build.c

@@ -2767,5 +2767,3 @@ void build_init(void)
 	/* set the submenu to the toolbar item */
 	geany_menu_button_action_set_menu(GEANY_MENU_BUTTON_ACTION(widgets.build_action), toolmenu);
 }
-
-

src/dialogs.c

@@ -1703,5 +1703,3 @@ gint dialogs_show_prompt(GtkWidget *parent,
 	g_free(string);
 	return result;
 }
-
-

src/filetypes.c

@@ -1736,4 +1736,3 @@ const gchar *filetypes_get_display_name(GeanyFiletype *ft)
 {
 	return ft->id == GEANY_FILETYPES_NONE ? _("None") : ft->name;
 }
-

src/gb.c

@@ -1811,5 +1811,3 @@ static gboolean gb_on_key_pressed(GtkWidget *widget, GdkEventKey *event, gpointe
 		}
 	}
 }
-
-

src/geanyentryaction.c

@@ -184,4 +184,3 @@ GtkAction *geany_entry_action_new(const gchar *name, const gchar *label,
 
 	return action;
 }
-

src/geanyobject.c

@@ -369,4 +369,3 @@ GObject *geany_object_new(void)
 {
 	return g_object_new(GEANY_OBJECT_TYPE, NULL);
 }
-

src/highlighting.c

@@ -3978,4 +3978,3 @@ gboolean highlighting_is_code_style(gint lexer, gint style)
 	return !(highlighting_is_comment_style(lexer, style) ||
 		highlighting_is_string_style(lexer, style));
 }
-

src/images.c

@@ -1689,4 +1689,3 @@ static const guint8 save_all_tango_inline[] =
   "\0\0\0\12\0\0\0\12\0\0\0\12\0\0\0\12\0\0\0\12\0\0\0\12\0\0\0\12\0\0\0"
   "\7\0\0\0\4\0\0\0\2\377\377\377\0\377\377\377\0\377\377\377\0\377\377"
   "\377\0"};
-

src/interface.c

@@ -5816,4 +5816,3 @@ create_project_dialog (void)
 
   return project_dialog;
 }
-

src/msgwindow.c

@@ -1209,5 +1209,3 @@ void msgwin_clear_tab(gint tabnum)
 		return;
 	gtk_list_store_clear(store);
 }
-
-

src/notebook.c

@@ -505,5 +505,3 @@ on_window_drag_data_received(GtkWidget *widget, GdkDragContext *drag_context,
 	}
 	gtk_drag_finish(drag_context, success, FALSE, event_time);
 }
-
-

src/printing.c

@@ -917,4 +917,3 @@ void printing_print_doc(GeanyDocument *doc)
 	else
 		print_external(doc);
 }
-

src/socket.c

@@ -788,5 +788,3 @@ gint socket_fd_write(gint fd, const gchar *buf, gint len)
 
 
 #endif
-
-

src/symbols.c

@@ -2202,5 +2202,3 @@ void symbols_finalize(void)
 	g_strfreev(html_entities);
 	g_strfreev(c_tags_ignore);
 }
-
-

src/toolbar.c

@@ -1114,5 +1114,3 @@ void toolbar_configure(GtkWindow *parent)
 	tb_editor_free_path(tbw);
 	g_free(tbw);
 }
-
-

src/tools.c

@@ -960,5 +960,3 @@ void tools_color_chooser(const gchar *color)
 	gtk_window_present(GTK_WINDOW(ui_widgets.open_colorsel));
 #endif
 }
-
-