Remove one-pixel offset in clipbox code.
Non-affine transformation invalidation wasn't propagating correctly.
Typo in docstring.
[ 2316591 ] assertion is always true
Fix disappearing small markers problem.
added Jae Joon's legend and offsetbox implementation
typo, close bug #2358133
Fixed histogram autoscaling bug when bins or range are given explicitly
axes.py: Shorten source code lines so all are less than 80 chars long.
added support for leave_notify_event in backend_qt4
