Removed embedly filter
This has been deprecated since <0.1 so I think its time for it to go now
Replaced lxml with html5lib
Fixed test which broke under html5lib

The test used HTML which wasn't valid HTML5. html5lib corrects these errors whereas lxml didn't so the result of the test is different.
Fix rogue smart quotes and run explicitly under bash.
Merge branch 'master' of github.com:torchbox/wagtail
Convert go_live_at / expire_at timestamps to the server's own timezone when submitting, so that tests don't need TIME_ZONE='UTC'
Merge pull request #478 from gasman/fix/test-timezones

Fix scheduled publishing unit tests to not require TIME_ZONE='UTC'
Merge branch 'remove-embedly-filter' of https://github.com/kaedroho/wagtail into kaedroho-remove-embedly-filter

Conflicts:
	wagtail/wagtailembeds/tests.py
Merge branch 'kaedroho-remove-embedly-filter'
Merge branch 'html5lib' of https://github.com/kaedroho/wagtail into kaedroho-html5lib
updated wagtail font with unified user icon and site icon
slight glyph metric improvement for users + sites
Merge remote-tracking branch 'upstream/master'
Update test_image_embed_is_rewritten to work on valid HTML input, to make it a more meaningful / representative test
add html5lib item to changelog + release notes
Merge branch 'kaedroho-html5lib'
Merge branch 'master' of github.com:torchbox/wagtail
remove libxml / libxslt from install scripts - not required now we've switched to html5lib
moved styleguide css to styleguide folder. added new help text styles
using best way of importing other sass