bugfix: users are only able to view calendars and bookings whose intruments he has permission
bugfix: users, instruments, projects, groups and consumables (active,deleted,suspended) are showing correctly now (include quick search by letter)
bugfix: fixed reports with suspended field to show correctly
feature: second level entries for the menu
feature: admin has to choose a group when he creates a user
feature: admin and instrument admin can make bookings behalf other project
feature: new kind of user: Main_Researcher who is the supervisor of one or many groups
feature: in option 'My bookings' only there are bookings made for us (same for admins and supervisors)
feature: change menu header 'Lists' to 'Reports & Lists' where it has restructured and added new queries: Booking lists (for supervisors and admins) and User/Projects Lists (for supervisors and admins)
feature: added in option 'My account' the fields: 'Group membership' and 'Instrument admin'
feature: in some page added the 'Top' option to return at top of the page using javascript
feature: in some page was 'Return to…' was bad idea it has added 'Go back' javascript button