0.6.0 Ready for release

Changelog:

v0.6.0: [29 Aug 2014]
- compiled for KSPv0.24.2
- added stock KSP Application launcher button
- added an option to hide stock launcher button and use Blizzy78 toolbar only
- made breathing sound more "Kerbal"
- added a "Reset to defaults" setting
- fixed "show tooltips" setting not saving/resetting correctly