Show equal named user/group entries in filesystem quota dialog.

git-svn-id: http://svn.code.sf.net/p/openmediavault/code/trunk@1577 3c3d7b80-5828-415e-9f61-280b98178fff
Add comment.

git-svn-id: http://svn.code.sf.net/p/openmediavault/code/trunk@1578 3c3d7b80-5828-415e-9f61-280b98178fff
Fix bug in WebGUI caching feature which improves page load.

git-svn-id: http://svn.code.sf.net/p/openmediavault/code/trunk@1579 3c3d7b80-5828-415e-9f61-280b98178fff