Added client support for 'PATCH' and 'DELETE' HTTP verbs
Returning null in parseResponse() if returnType is empty
Merge pull request #22 from AviBueno/add-client-http-verbs

Added client support for 'PATCH' and 'DELETE' HTTP verbs
Merge pull request #23 from AviBueno/parseResponse-return-value

Returning null in parseResponse() if returnType is empty