Update TF2 extension for new m_nPlayerCondEx3 player conditions field.
Fix off-by-one error with FindNextSetBit in cond checks.
Add static_assert on ConBitVecAndNot hack so it gets updated on next cond count change.
Merge pull request #205 from alliedmodders/tf2condex3

Add support for TF2 player conditions above >= 96 (r=asherkin).