basic implementation of a diagram widget
working diagram widget implementation in tmp project
refactoring
refactoring
add diagram widget generator
Merge branch 'develop' into feature/diagram-widget
Merge branch 'develop' into feature/diagram-widget

* develop:
  update gems in test app
  bugfix: video widget: use correct mime type for video example
  update changelog
  bugfix: editbar: move down content only when editing is active
  bugfix: blog: newer posts link should not be clickable
  bugfix: image widget: make sure source is present
  bugfix: image widget: make sure source is present
some refactoring and cleanup
Merge branch 'develop' into feature/diagram-widget

* develop:
  update redactor to version 9.1.9
  update test app gems
  remove headline property from the image-widget edit view
  fixed image alignment bug in live mode
  minor update
  update to 2014
  bugfix: rake tasks: open infopark status page in browser
  fixed no method error in the edit-view of the image-widget
bugfix: set correct default value
generate progressbars with javascript
implement diagram editor

+ reuse diagram code
+ separate editor and diagram
add comments and cleanup
update spec
update styles
Merge pull request #285 from infopark/feature/diagram-widget

Feature/diagram widget