Bugfix: Wrong date was shown in drafts index
UI Improvements in draft index and editor
Updated all nuget packages to latest

- MVC4 to MVC5
- knockout 2.3.0 to knockout 3.0.0
- breeze 1.4.4 to 1.4.5
- EntityFramework 5.0 to 6.0
- FontAwesome 3.2.1 to 4.0
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