Add hwdoc allocation tests

Testing allocation models
Add hwdoc password change unit test

And some unicode testing as well
Fix a bug in hwdoc unit tests

Units were wrongly given as a string and not as a integer in the python
call. Django would correctly save the value as an integer but the actual
python object would still have the variable as an string regardless of
what was stored in the DB
Unit tests for hwdoc Ticket and BMC methods

Test for closed/open tickets and inexistent BMC method
Also fix some badly defined tests
Add some projectwide unit tests

Test the advancedsearch view and opensearch suggest without a q
parameter
Add some extra hwdoc tests

Testing for ALL_EQS
Pass arguments to hwdoc_set_ldap_settings
Try nonexistent ticketing system
Make unit tests less verbose

No point is having unit tests being overly verbose. So either use
assertions or pass verbosity=0 depending on the unit test to silence a
lot of tests