added app stylings to core
small fixes
also make bottom border grey on first level hover
added %webroot% instead of relative path
added app stylings to core
small fixes
also make bottom border grey on first level hover
added %webroot% instead of relative path
merged
modify app styles to adhere to coming CSS coding guidelines
soften highlight for navigation entries
use SVG for folder image
also use SVG for settings cog
remove extra type selector qualification for ID and class names
revert the untested not-working webroot stuff again ... grrr @Raydiation @stefannagtegaal
Merge pull request #2275 from owncloud/app-styles

CSS styles for applications to make a tree like layout easier