made test_settings import from settings_changeme and override where necessary. updated some packages
removed accidental package inclusion
added migration to remove old djkombu tables for update of kombu package

all data is deleted, however, the task data should be transient, so nothing should be lost
delete tables only if they exist

used code from https://bitbucket.org/andrewgodwin/south/pull-request/24/fix-for-430-with-tests-and-related-cleanup/diff
reason: we want to avoid fake for auto-updates via chef/salt
Merge pull request #252 from grischa/master

settings and package update
Only run the datafile save filter if the datafile's preferred replica is verified.  This avoid errors when a filter attempts to read the replica data of a replica that is yet to be uploaded.
Performance tweak + change so that mirroring a previously mirrored
Datafile doesn't show up in --verbosity=1 output.
Added some stats - files transferred and errors.
Add a missing </a> that was turning my checkbox into a hyperlink.
Merge pull request #259 from crawley/filter-only-verified

Only run the datafile save filter if the datafile's preferred replica is verified.
Merge pull request #261 from crawley/migration-fixes

Minor changes to the "migratefiles" command
Merge pull request #260 from crawley/dataset_view_template_fix

Add a missing </a> that was turning my checkbox into a hyperlink.
Initial checkpoint
Compilation error
Added configuration stuff
Switch to using django-user-agent instead od smartagent
Got the platform family name wrong
Implement agent sensing in dataset view
Unit tests for agent string based disabling of ZIP
Merge pull request #251 from crawley/mac-zip-disable

Mac zip disable