Expose optional default values for the GetEvent* SP functions.
Fix linux build.
Merge pull request #157 from VoiDeD/getevent-defaults

Expose optional default values for the GetEvent* SP functions (r=psychonic)..
Fix crash on Windows when dumping admin cache to file.
Merge pull request #163 from alliedmodders/admdump-crash

Fix crash on Windows when dumping admin cache to file (r=asherkin).
Merge branch 'master' of https://github.com/alliedmodders/sourcemod into menu-data