Gave the players weapons.

Still not correctly deciding between P2000 and USP, and the rest.

May still be unstable, use with caution.
Added active weapon and improved performance.
Merge pull request #13 from moritzuehling/µopt

µ optimizations #1
Fix protobuf-net nuget package location
Merge pull request #14 from AdamBurgess/master

Fix protobuf-net nuget package location