Left trim the snapinpath just to ensure we always have value set to /path/to/snapin/

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2539 71f96598-fa45-0410-b640-bcd6f8691b32
Add snapins joins to the group as selected now.  Removed the storagegroup checker on editing a group.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2540 71f96598-fa45-0410-b640-bcd6f8691b32
Merge svn with dev-branch