simplify widget text, cut error messages
display 'just now' if synced less than 5 seconds ago
right-align disconnect button so it's not clicked accidentally
Merge pull request #184 from RemoteStorage/widget-details

Widget details
fixed bug that treated empty files as deleted files (fixes #187)
Merge branch 'master' of github.com:RemoteStorage/remoteStorage.js
removed deprecated remoteStorage.getWidgetState, added 'disconnect' event to widget
fixed parsing of webfinger XML in browser (refs #168)
workaround for servers that don't serve correct empty directory listings
fixed BaseClient#getAll for empty listings
added some tests to assure everything is working when not connected
merging upstream master
make compile-assets