* use container-fluid class for main container to use the whole
  available viewport width
* remove obsolete parameter
Add syntax highlighting in file view

* add necessary libs (highlights, angular-highlightjs)
Add syntax highlighting in file view

* add style themes for syntax highlighting
* import themes into main less
Add syntax highlighting in file view

* add highlight syntax and theme to controller
* add syntax highlight directive to view
* add select boxes for changing theme and language for highlight