pep8'd all in ganeti_web/backend
refs #13287
pep8'd part of forms/
place to start: virtualmachine.py
refs #13287
pep8'd ganeti_web/forms
refs #13287
pep8'd more
ganeti_web/tests* not all subs
	./forms complete
	./models complete
	./views partial
start on vm_template.py
refs #13287
pep8'd tests
ganeti_web/tests/* finished
refs #13287
pep8'd utils
./ganeti_web/utils/* complete
refs # 13287
pep8'd views
./ganeti_web/views/* all complete
refs #13287