Fix capitalisation of WSME dependency

Also sync minimum version with OpenStack requirements

Change-Id: I69cc77283829ac60d34987a6894a92cefd7655d0
Remove d2to1 dependency

Change-Id: I95c10665bf2846a82c8fc4e161b4c968e1ad6f4f
Merge "Remove d2to1 dependency"
Merge "Fix capitalisation of WSME dependency"