fix re-raise of error after retry
get rid of DeprecationWarning on 2.6
bump to 0.5.1
attempt a workaround for httplib2 NoneType error
timeout for urllib2 requests (0.5.2)
keep cache parameter around for re-instantiation
0.5.3
really fix this this time?
0.5.4
fix issue between 0/None
0.5.5 bump
change author as I am now maintainer
0.5.5
doc updates
Revert "doc updates"

This reverts commit aabc2922acb88a74218ef5de6f2a1c6199bc984f.
0.5.5 release
update to work with changes in IPython embedding
bump version to 0.5.6
git ignore egg info when using setup.py develop
allow method/body params to scrapelib.urlopen