Fix PerformGravity's logging format.
Merge pull request #116 from VoiDeD/funcommands-gravity

Fix PerformGravity's logging format.
WiP addition of support for ValveFS to many more filesystem  natives.
Improved FPrint(f) passthrough
More progress:
Abstracted many fs funcs with helper class.
Removed much duplicated code.
Fixed ReadFile assuming FS errors for ValveFS.
Added ValveFS support for ReadFileString, WriteFile, WriteFileString, DeleteFile.
Added missing param in doc for OpenFile.
Implement SDKHook_Blocked and SDKHook_BlockedPost.
Remove the extra wearables of weapons in TF2_RemoveWeaponSlot.
Merge pull request #121 from VoiDeD/bug-6206

Remove the extra wearables of weapons in TF2_RemoveWeaponSlot (r=psychonic).
Add more accurate return value for DeleteFile when using Valve FS.
Fix style atrocities in sc1.c.
Introduce a typedef keyword.
Merge pull request #123 from alliedmodders/sp2-compat

Introduce a typedef keyword.
Actually remove extra wearables.
Old logic was to try to get extra wearables on a non-existent entity.
Remove un-needed whitespace
Merge pull request #125 from WildCard65/wearablesfix

Actually remove extra wearables.
Remove inaccurate note on GetClientLanguage function doc.
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/wip-valve-fs2'
Merge branch 'sdkhooks-blocked'