Removed usused "editor_settings_dialog_redraw_callback" function
Prevented Editor Settings dialog from redrawing everything on exit
Updated XCode proj file (added unit_advancements_aspect.*pp)
Updated version string to 1.11.4
Removed old/duplicate editor images
Moved gold initialisation to earlier point, fixing bugs #20853 and #20734
Updated path for transparent version of default buttons
Fix "Shuffle sides" incorrect behaviour.
Clean up a variable declaration.

Making this a const variable gets rid of a compiler warning, and
making it a reference eliminates an unnecessary copy.
Move Miscellaneous to end of changelog.
Decreases the pango cairo dependency.

The dependency's version is decreased to version 1.21.3. This is the
version currently used in XCode (on the Mac). Upgrading there is
troublesome.

This partly reverts 2b939cebc7a4eea6ec6adae40c8396f836122940.
Make the x1,y1,x2,y2 variables within Lua match those in WML events.

Reported in the forums:
http://forums.wesnoth.org/viewtopic.php?f=58&t=38930
Merge branch 'master' of github.com:wesnoth/wesnoth-old
Moved spare button images to attic
Used regular as opposed to copper button variation images for default button
Use opacity IPF for transparent button images. Value set to 65%
Made default imagepath for GUI1 button non-copper
Made next/prev storyscreen buttons use non-copper images
Made unit preview pane use non-copper regular image as opposed to menu-button image
Fixed path to low-res tools editor theme image