Trivial addition of git ignore file for generated files and prefs config
Fix references for compilation on Linux with MonoDevelop
Bump version number
Update git ignore rules for build via Mono xbuild
Merge branch 'release/3.3.3+.1-CraigFowler' into production
Merge tag 'v3.3.3+.1-CraigFowler'

Fixes build on GNU/Linux with Mono 2.10 & xbuild