Rename some stuff
Remove fog_dist_to_eye
More code refactoring
Hand clients HTTP sessions that need to be sent in HTTP request headers

Requests without the headers or mismatching session id will return 403 forbidden
Add window.connectCount property so that server changes can be detected from AS
Invalidate ajax query cache on reconnects
Restore linear filtering on cinematic images but avoid seams
GLSL compatibility layer improvements
Add rule for compiling ui/parsers/* files