Adding interface for http connection pool
B-51783 adding pom for api
B-51783 adding apache httpcomponents dependency
B-51783 adding groovy for test support
Merge pull request #630 from rackerlabs/sethbrayman

Release Prep
added support for 'PATCH' and 'TRACE' to the apache http client. This commit includes the functional tests
Merge pull request #631 from malconis/patch-stuff

added support for 'PATCH' and 'TRACE' to the apache http client. This commit includes the functional tests.
Merge pull request #628 from CoderLisa/B-51783_cpservice

B 51783 cpservice
Merge pull request #629 from CoderLisa/B-51783_groovy

B-51783 adding groovy for test support