Merge pull request #1 from cybereality/master

pull in changes from cybereality
Merge pull request #2 from cybereality/master

merge latest version
Added FreeTrackClient.dll and adjusted .gitignore

Before it wouldn't build correctly unless you copied it manually, but
this didn't break the rest of the build. Because the file is free to
redistribute, I decided to just include it in the repo rather than
asking the user to copy it manually in the readme.
Updated freetrack tracker debug strings

I tried to match the style in the shared memory tracker.
Merge pull request #22 from dylanwinn/master

Added FreeTrackClient.dll and adjusted .gitignore