UTIL: Style, changed class visibility ordering
OGL: Style, changed class visibility ordering
MVE: Style, changed class visibility ordering
MATH: Style, changed class visibility ordering
UTIL: Use GetTickCount64 instead of GetTickCount in WallTimer
UTIL: Fix Directory::scan() on Windows
UMVE: Remove trailing slashes from DMRecon paths
UTIL: Sanitize paths in Directory::scan()
UMVE: Fix for retina displays
Merge pull request #103 from andre-schulz/win32

util::fs win32 fixes + GetTickCount64