CB-5751 FirefoxOS build issue
(untested, as I have no Windows. coppied from version.bat, so it shoud be a no-brainer)
CB-5816 Review-response: fix unix-centric paths to path.join(), minor typographic changes
CB-5816 fix errors in untested code
CB-6491 add CONTRIBUTING.md
CB-6555: updated top level pacakge.json file
Set VERSION to 3.6.0-dev (via coho)
Update JS snapshot to version 3.6.0-dev (via coho)
updated package.json version to 3.5.0
Remove unused elements from defaults.xml
Merge branch 'CB-5816' of https://github.com/Steckelfisch/cordova-firefoxos

Conflicts:
	package.json
Merge branch 'fix-default' of https://github.com/mozilla-cordova/cordova-firefoxos
Simplifies build for firefoxos
Merge branch 'CB-5751' of https://github.com/Steckelfisch/cordova-firefoxos
Merge branch 'fix-build' of https://github.com/mozilla-cordova/cordova-firefoxos
version fixed (CB-6718)
Merge branch 'fix_version'
removed extra comma from package.json
CB-6816 Add license to CONTRIBUTING.md