Texture browser form: added "Long texture names" check-box. It can be used to toggle between displaying long and short texture names.
Texture browser form: added "Show image size" check-box.
Texture browser form: image size is now shown differently.
Image Selector: added a button to toggle between long and short texture name.
Linedef info panel: long texture names are now displayed properly.
Sector info panel: long texture names are now displayed properly.
Fixed: "Save Screenshot" and "Save Edit Area Screenshot" actions were triggered multiple times when a child window was open.
Fixed: used textures should be always updated after using "Change map in current WAD" action.
Fixed, "Change map in current WAD": fixed a crash when trying to switch from a map with missing game configuration path.
Updated ZDoom_ACS.cfg.
MissingThing icon is now used when the editor is unable to load thing sprite.
An error is added to error logger when the editor is unable to load thing sprite.
