Enforce unix file ending when saving files

Some style changes and an edit button/link when previewing files.
Merge branch 'master' of https://github.com/BarryThePenguin/sparkleshare-dashboard into BarryThePenguin-master

Conflicts:
	backend/git.js
	package.json
Added bower_components to git ignore
Merge branch 'master' of https://github.com/kjyv/sparkleshare-dashboard
Merged strategies into userproviders
remove userapp.io support
Merge branch 'BarryThePenguin-master'
Update README.md
Update README.md
Extracting UserProvider configuration to config.js
Merge branch 'master' of https://github.com/kjyv/sparkleshare-dashboard
added redisClient, deviceProvider back to userapp constructor
Moved userapp.js to different branch
Merge branch 'master' into Bootstrap