Update pip requirements
Remove unused imports
More clean args example
PEP8
PEP8
Move outside templatetags template engine independent utils
Support nested tags
Nested tags tests
Change no parent_tag syntax
Added support rendering without valid html root tag
Remove hardcoded deps
Flake8 tox runner
Python 3 fixes
Python 3 fixes
Pylint fixes
Initial jinja2 extensions
Remove unused module
Fix multiple urls test
No active urls test
Flake8 travis.ci runner