porting to django 1.5
fix: backward compatible to django 1.4
change: django version in README [ci skip]
do not pass instance=host to NewRuleForm() - that was rather silly
fix typo in delete_rule form, we need tests for click targets in the templates really
merge with master
solve merge conflict
Merge pull request #15 from mvo5/fixes

two small fixes
Merge pull request #14 from pgolm/django1.5

porting to django 1.5
Merge pull request #5 from ZIMK/master

sync