- update to 1.4:
- Added Python 3 compatibility.
- Added compatibility with Django 1.6.x.
- Fixed compatibility with html5lib 1.0.
- Added offline compression for Jinja2 with Jingo and Coffin integration.
- Improved support for template inheritance in offline compression.
- Made offline compression avoid compressing the same block multiple times.
- Added a ``testenv`` target in the Makefile to make it easier to set up the
test environment.
- Allowed data-uri filter to handle external/protocol-relative references.
- Made ``CssCompressor`` class easier to extend.
- Added support for explictly stating the block being ended.
- Added rcssmin and updated rjsmin.
- Removed implicit requirement on BeautifulSoup.
- Made GzipCompressorFileStorage set access and modified times to the same time
as the corresponding base file.
- Defaulted to using django's simplejson, if present.
- Fixed CompilerFilter to always output Unicode strings.
- Fixed windows line endings in offline compression.