In-game copyright notice update.
Warn about invalid filenames in paks, and ignore them
Remove extension from all images so the best image is autoloaded
Load emoticons as crn
Pick a better separator for exported textures

Conflicts:
	src/engine/rendererGL/tr_image.cpp
Add an option to use the address sanitizer. Also mark some functions to be ignored by asan.

Conflicts:
	CMakeLists.txt
	src/common/Compiler.h
Stop compilers that don't support asan from complaining loudly

Thanks Amanieu
/path -> /listPaths
Update paths in the pk3 downloader.
Bump version.
In-game copyright notice update.
Warn about invalid filenames in paks, and ignore them
Re-organize and remove duplicate shaders
Printf protected by a cvar shouldn't be using debug print
Refuse texture combinators on compressed textures.

Also some small fixes spotted by coverity.
Remove unused shaders
Merge branch 'shaderrewrite' into for-0.24
Revert "Load emoticons as crn"

This reverts commit d71df12cef6f357d0e36f123ec788c04e83b605e.
Fix emoticons to work with uncompressed textures. When we move to .crn this will need to be changed.
Use stati64 on Windows instead of stat32i64