Fix OpenDirectory with use_valve_fs requirement of trailing slash.
Fix crash on OpenDirectory with use_valve_fs if path not found.
Also fixes minor memory leak on bad path.
Eliminate need for gEntList gamedata on tf2/sdk2013 and soon dods/css/hl2dm.
Missing changes from last commit
Eliminate need for s_pTempEnts gamedata on sdk2013 and soon css/dods/hl2dm (already on tf2).
Eliminate need for sv gamedata on sdk2013 and soon css/dods/hl2dm (already on tf2).
Eliminate need for FindEntityByClassname gamedata on sdk2013 and soon css/dods/hl2dm (already on tf2).
Merge pull request #184 from powerlord/sminc-pragma-newdecls-forward-fix

Add return types to OnPluginEnd, OnPluginPauseChange, and OnGameFrame.
Changed all the char something[] to char[] something as per dvander's comments.
Move is_new and has_postdims bits out of declinfo and into typeinfo.
Use symbols for fatal errors and bump them by 20 slots.
Define post-fix arrays as determinate and pre-fix arrays as indeterminate.
Add a special case for assigning a string literal to a char array.
Make sizeof on indeterminate arrays an error.
Add new dynamic array syntax.
Fix a loophole with static local variables.
Add an error check after calling doexpr2().
Merge pull request #174 from alliedmodders/eliminate-more-gamedata

Eliminate the need for more gamedata on some games (r=asherkin).
Merge pull request #169 from alliedmodders/vfsdir-fixes

Fixes for OpenDirectory with use_valve_fs (r=asherkin).
Merge pull request #186 from alliedmodders/fix-arrays

Define post-fix arrays as determinate and pre-fix arrays as indeterminate.