Textile

* BUGFIX: Fix improper handling of extended code blocks. (61)

* Drop support for Python 2.6 and 3.2.
* Update to the current version of html5lib
* Bugfixes:
* Fix handling of HTML entities in extended pre blocks. (55)
* Empty definitions in definition lists raised an exception (56)
* Fix handling of unicode in img attributes (58)

* Bugfixes:
* Fix processing of extended code blocks (50)
* Don't break when links fail to include "http:" (51)
* Better handling of poorly-formatted tables (52)

* Bugfix: Don't break on unicode characters in the fragment of a url. (49)

Bugfix: Fix textile on Python 2.6 (48)

* Remove extraneous arguments from textile method. These were originally added long ago to work with django, but markup languages are long gone from django.
* Bugfix: Don't mangle percent-encoded URLs so much. (45)
* Bugfix: More fixes for poorly-formatted lists. (46)
* Bugfix: Improve handling of whitespace in pre-formatted blocks. This now matches php-textile's handling of pre blocks much more closely. (47)