Merge branches 'master' and 'staging' of github.com:Teknologforeningen/svaksvat into staging

Conflicts:
	memberedit.py
	memberedit.ui
Merge branch 'staging'

Conflicts:
	backend/listmodels.py
	svaksvatgui.py
Merge branch 'staging'

Conflicts:
	backend/listmodels.py
Merge branch 'staging'

Conflicts:
	ui/memberedit.py
Merge branch 'staging'
WIP
Implement backup and restore funcionality
Add progress bar to recovery
Integrity error avoidance due to corrupt sequences
Add makeJuniorStÄlM-button
Implement confirmation box to delete member.
Implement mailutil.py to send emails
Implement sending of password email to new user accounts
Fix windows support
More windows fixes
Merge branch 'experimental'
Correct setting of new member gender and birthdate
Add studentId-field for new members.
Fixed mailutil for Python 3.2.x
Added UTF-8 support to mail sent at LDAP account creation and created the message body.