Reduce duplicate code in CssAbsolutizingTestCase
Fix #467: Remove unnecessary checks (filename in COMPRESS_ROOT, or existence of file) in CssAbsoluteFilter
Fix: compressor.filter.base Nullify self.type for Specializations to filter_type
Fix template inheritance and other bugs in offline compression
Update offline compression tests for multiple inheritance
Add tests for offline compression with compress tag in base template
Add version 1.4 changelog docs.
Typo
Merge pull request #515 from lukaszb/patch-1

Typo at docs
Update jinja2.txt
Merge pull request #517 from programmdesign/patch-1

Fix small typo in jinja2 documentation
Mark this as a universal wheel
Merge pull request #518 from alex/patch-1

Mark this as a universal wheel
Merge pull request #511 from alexcouper/add_changelog

Add version 1.4 changelog docs.
Merge pull request #491 from cbjadwani/develop

Fix offline compression with template inheritance
Avoid re-processing a block that is already in the manifest when compressing offline
Merge pull request #521 from diox/avoid-compressing-same-block-twice

Avoid re-processing a block that is already in the manifest when compressing offline
Touch up changelog for 1.4: add missing entries, sort them etc.
Merge branch 'release/1.4'
Bump version to 1.4