Moving LoginWithPasswordCredentialsTest in CloudStack from o.j.c.loaders to o.j.c.functions

Compare fe888fb9 on 1.5.x with 28e8f266 on master
Merge pull request #1152 from jclouds/move-LoginWithPasswordCredentialsTest

Moving LoginWithPasswordCredentialsTest in CloudStack from o.j.c.loaders to o.j.c.functions