Shorten code in rss_get_channel_data()
Test IronPython on Travis CI
Fix bloated build matrix
Output capture and assert rewrite not work on ipy
Turn on FullFrames to use inspect.currentframe()
race condition
Coding style
subscribe method returns Subscription obj
merge after every change
Shorten more code
Merge pull request #27 from Kroisse/polish-rss2

Polish libearth.parser.rss2
Dirty buffer repository
Log when an unknown tag has been found
Add mock into testing dependency
Add test of logging unknown tags
Merge pull request #28 from Kroisse/test_log

Logging
Efficient way to parse revision
Universal context identifier

Copied from SQLAlchemy-ImageAttach
Yay, transactions!
Merge commit ‘master’ and ‘bugs’