Add Image Source Field to choose Location or File

Change-Id: I79546c5c2d10b7d6cefdca084f4f7a13ce2939d5
Fixes: bug #1185671
Merge "Add Image Source Field to choose Location or File"
Fixed keystone test data to match openstack_auth.

Fixes bug 1207599

Change-Id: I2cc333911cc0d07cab9c0c550a8d0d69f374634c
Merge remote-tracking branch 'horizon/master' into auth-fix
Merge pull request #5 from tuskar/auth-fix

Auth fix
added link to demo
removed contribution TODO for now
Adds installation guide
Merge pull request #6 from tzumainn/docs

Updated docs index
Merge pull request #4 from n1zyy/docs-install

Adds installation guide
installation guide links
Merge pull request #7 from tzumainn/master

installation guide links
added ./run_tests.sh step
moved cd step
Merge pull request #8 from tzumainn/docs

added ./run_tests.sh step
Fixed ~70 PEP8 issues
Merge pull request #9 from jsomara/pep8

Fixed ~70 PEP8 issues
removed unused models
fixed pep8 failures
Merge pull request #10 from tzumainn/cleanup

removed unused models