ports should be ints in config (bug 1137696)

Change-Id: I26c0481f1f8987f310e3c3710be49d541418e3fd
remove unused import

Change-Id: I82f45c1dca4b96c43387640803a006ac2ab61689
Move auth plugins to 'keystone.auth.plugins' (bug 1136967)

Change-Id: I8c72ee99695b0c039a91f807a13a832ce2c3ff74
mark 2.0 API as stable

Bug 1135230

Change-Id: Icb0ae39b5ac4514c04220b846ebbe24d059ba6c1
Merge "Move auth plugins to 'keystone.auth.plugins' (bug 1136967)"
Merge "ports should be ints in config (bug 1137696)"
Merge "mark 2.0 API as stable"