Validate instance identifier for EC2 AssociateAddress action - EUCA-8793

EUCA-8793
Remove STS GetSessionToken action password support - EUCA-8781

For 4.0 a Eucalyptus specific action is used for console authentication.

EUCA-8781
Annotate service builders with empty @Handles for less error - EUCA-8819

EUCA-8819
Merge remote-tracking branch 'origin/testing' into testing