import sys to resolve sys not defined
Merge pull request #6 from mrooney/master

NameError: global name 'sys' is not defined
Increment version to 0.9
Add pipeline support.
Add initial sphinx documentation.
Add missing gitignore
Increment version to 0.10
Add MANIFEST
Updated MANIFEST.in
Add missing models file to pipeline app.
Increment version to 0.11
Adding django-sr support to django-jinja
Merge pull request #9 from jespino/master

Adding django-sr support to django-jinja
Increment version to 0.12
I18N template examples
Merge pull request #11 from hellysmile/master

I18N template examples
Add documentation about registring new global functions.
Now can register functions on settins as python path instead a callable.
Add JINJA2_ENVIRONMENT_OPTIONS usage example.
Correct typos and clarify explanations in differences.rst