4teamwork is now an AG.
Merge pull request #49 from 4teamwork/ftw-ag

4teamwork is now an AG.
Use sortAttribute of navtree_properties for sorting
remove folder function. It doesn't seem to be used
Merge pull request #51 from 4teamwork/tt-folders

remove folder function. It doesn't seem to be used.
Merge pull request #50 from 4teamwork/tt-sorting

Use sortAttribute of navtree_properties for sorting
Added download url to preview.
Added detail url in preview.
Added details and download to preview.
Collapsing filename if it's too long.
Styling.
Moved repositioned buttons to ftw.colorbox.
Removed string shorter function.
Added download and details link to small file preview.
Added delimiter between download and details link.
Updated styling of buttons in preview.
Added class on div to make styling easier.
Added meeting preview.
Added details to meeting preview.
Added location to meeting preview. Fixed colorbox.