merging e093fc2 ...cdodge/pass-depth-on-course-fecth: pass along the depth parameter to minimize round trips to the mongodb. Also turn on MongoDB panel on devstack.py to help with instrumentation
merging e093fc2 ...cdodge/pass-depth-on-course-fecth: pass along the depth parameter to minimize round trips to the mongodb. Also turn on MongoDB panel on devstack.py to help with instrumentation

edx-solutions/edx-platform,edx-solutions/edx-platform,edx-solutions/edx-platform,edx-solutions/edx-platform