Add subjects col to users
Add indexs to try and speed up listing query
Only list programmes user has permissions for.
Hide unneeded buttons from those who cant use them
Lockdown create action on programmes
Add skeleton user system
Update ldapconnect to add anon ldap queriying
make menu highlight correctly
Fix using var outside create
Make user default perm group, make delete work.
Merge pull request #282 from unikent/feature/user-system-views

Add basic user system functionalty