Rename hl2_linux to gmod_linux
Fix VPK/StudioMDL outputting to wrong folder on Linux32
Apply correct RPATH to Linux exes and so's, so no launch script needed
* Still need the launcher for Steam though..
* 64bit Linux Dedicated Server runs and can be joined
Delete unused src/linux/ folder
Linux64 bit client progress
* Disable Awesomium for 64bit Linux client builds
* 64bit gmod_audio builds
* Fixed some compile warnings
Remove some pointless/broken options from StudioMDL
* -x360, -nox360, -nop4 and -ihvtest
Minor cleanups
CmdLib implementations for Linux
* StudioMDL builds fully for Linux
Implement correct Sys_GetExecutableName for Linux
* StudioMDL does not require manual -game parameter on Linux