change default value of position to 9999
fix typo
add .disable-touch-callout and .ellipsis mixin
changelist

- added Menu management (migrations, Controller, Model)
- restructure Backend Menu generation
- complete rewrite of CoreExceptionRenderer
- added migration for translations table + Translation model
- completed TranslatableBehavior callbacks
- restructured backend layout elements
- new backend design (WIP)
- added fontawesome font + less
- switch to jquery 1.10.2