Updated openstack/openstack
Project: openstack-dev/pbr  e859591e97fbeed673d1a8dc7491a713c5e41993
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Make ChangeLog more condensed

Just duplicating the git log isn't particularly exciting. Make
the ChangeLog a list of change subjects grouped by tag.

New output can be seen here: http://paste.openstack.org/show/49999

Change-Id: I7bf4d89dcdba135de663d75895b30963f7a44662
Updated openstack/openstack
Project: openstack-dev/pbr  fc9ea6083714f4a0b29a7827441c6d314d880771
null
Let git do mailmap mapping for us

It turns out, git log already knows how to process mailmap files.
Just defer to it and stop processing that in python.

Change-Id: Ib3d6f85683fcbe8b5002117d2ee46dc3c008cae7