WSME: update to 0.6

0.6 version adds some API parameter type classes for API validation.
We can replace each project's own classes with these WSME's classes.
By sharing the same classes between projects, it conduces to good
quality.

Change-Id: I2e93f73c7caf2b176290c62562a109ded4b0e077
Add oslo.version to the list of projects

Enables oslo.version to use the openstack pypi mirror

Change-Id: Ia142c7371064613ca33b24e5e7cc8307afdf8357
Merge "WSME: update to 0.6"
Merge "Add oslo.version to the list of projects"