update omnibus-software for newer cacerts
trying to fix `undefined method 'default_version' for #<Omnibus::Software:0x000000036eb510>`
contingency planning
Merge remote-tracking branch 'origin/master' into rabbithole

Conflicts:
	Gemfile
	Gemfile.lock
Merge pull request #23 from balanced/rabbithole

contingency planning
don't even try jiggling dependencies, just be glad this stuff works
Add billy project
Try to ensure Billy use our own PyPi
Since pip configuration is already set by balanced-omnibus, so it's not necessary to do it here again
Depend on our own libpq build (more secure)
Deal with version starts with "v"
Add psycopg2 for billy
Try to specify version of billy git repo
revert
Try to copy alembic to install dir
Add uwsgi
Fix directory already exist error
Make all uwsgi shit will be installed in embedded
Add ipython to billy dependencies
Fix python dependencies issue