Deprecated remaining code related to RestContext, RestApiMetadata, and RestClientModule for ApiContext, HttpApiMetadata, HttpApiModule
migrated sts and route53 entirely off deprecated async interfaces
decoupled code that requires async apis from keystone
decoupled code that requires async apis from cloud identity
quarantined openstack api and providers that still use async code
removed async api from cloudloadbalancers
removed async api from dynect
addressed nits from issue #1453
removed async api from ultradns-ws
added javadoc to FormSigningModule
naming convention and warning feedback from issue #1511
renamed ignored exception to ignored
rename bindMappedApi -> bindSyncToAsyncApi
Merge pull request #1515 from jclouds/async-is-an-option-1.6.x

Async is an option 1.6.x