Add AWS logo when AWS region selector is displayed. Place region selector to the left of the username drop down menu. Fixes EUCA-7382
Merge branch 'testing' of github.com:eucalyptus/eucalyptus-console into EUCA-7382
Merge pull request #4 from eucalyptus/EUCA-7382

Style fixes for AWS regions drop-down.  Fixes EUCA-7382