Removed python pdb files from repository.
Updated gitignore to exclude .pyc and .pdb files
Cleaned up networked classes code by removing classes from hl2wars (not part of this project).
Added support for visual studio python tools. The game can be launched with the parameters "-textmode" and "-interpreter", which can then be used by Visual Studio Python Tools to generate intellisense. Changed Python project to "Enable Shared" to allow compiling and linking some builtin modules.