Implements the process_xml and generate_request_xml methods
Implements the process_xml and generate_request_xml methods

brainheart/dce_lti_py,tophatmonocle/ims_lti_py,bsulcer/ims_lti_py,harvard-dce/dce_lti_py,UbiCastTeam/ims_lti_py,mitodl/ims_lti_py,nikolas/ims_lti_py