Add more columns to image list output

Add disk_format, container_format, size and status to image list
command. Added tests as well.

Change-Id: I8e3822c6d46d0020fc706955c026549f6c635587
Closes-Bug: #1348475
Change V2 image tests to actually run V2 image code

The current tests for image do not run v2 image code, changing
that portion also made it's only test fail.
I opted to change the image delete code and not the test, since
passing the object ID is more in line with the rest of the
project code.

Change-Id: I62e13c063a5d68279dbbf31e59266db6285d73bf
Merge "Change V2 image tests to actually run V2 image code"
More make_client() logging cleanup

Change-Id: I5af4b9c52c69d6e31e6ca5f90d5880c097880a71
Merge "Add more columns to image list output"
Merge "More make_client() logging cleanup"
fix typo in identity/v3/endpoint.py

Change-Id: Idf57a6a988f5c0f20f3b0b19ab896642ce10d70b