gitignore added, minor SAFE updates
Merge branch 'master' of https://github.com/semanticaudio/SAFE

Conflicts:
	SAFEEqualiser/Builds/MacOSX/SAFEEqualiser.xcodeproj/project.pbxproj
	SAFEEqualiser/Builds/VisualStudio2012/SAFEEqualiser.vcxproj