Merge pull request #28 from IlchCMS/kveldscholten

refactor link modul
change xs to lg
adding collapse to navi
Merge branch 'kveldscholten' of github.com:IlchCMS/Ilch-2.0 into kveldscholten

Conflicts:
	application/modules/link/views/admin/category/index.php
	application/modules/link/views/admin/index/index.php
	application/modules/link/views/admin/index/treatLink.php