SWS-29: make workflow and capability requests handle arguments/parameters the same

services/workflow/src/workflow/server.py

@@ -4,7 +4,6 @@ from pyramid.renderers import JSONP
 from pyramid.request import Request
 from pyramid.view import view_config, view_defaults
 from pyramid_beaker import session_factory_from_settings
-import json
 
 from workspaces.system.schema import get_engine, get_session_factory
 from workspaces.workflow.services.workflow_info import WorkflowInfo