Add Get Options accessors and update .proto files
Break out messages to individual files; Add tests for get options
Break out all external messages into their own files
Fold get/put options into their respective .c/.h files
Add delete options
Add tests and accessors for Server Information message
Update tests for client Id get/set
Add tests for delete message
Add accessors and tests for get message
Add tests for put message
Add test for list buckets message
Add tests for List Keys message
Add test for bucket properties
Merge remote-tracking branch 'remotes/origin/feature/bch/additional-get-set' into develop