Merge pull request #91 from whiteout-io/dev/WO-474

Render text body in iframe as well
Use same list style in desktop as mobile
Use custom angular filters, inject only text preview of body into DOM
Bugfix: don't download all body when list not displayed
Fix list style seperators in desktop mode
Use ng-infinite-scroll to load DOM nodes on demand
Integrate full text search
Reset search filter when changing folders
Rubber band scrolling on iOS
Add CSP support in cordova via html meta tag
Wait for user typing query
Display search spinner and status update