Merge pull request #397 from MITx/feature/server_split

cms/envs/test.py

common/djangoapps/student/models.py

common/djangoapps/student/tests.py

common/lib/xmodule/xmodule/modulestore/__init__.py

lms/djangoapps/courseware/module_render.py

lms/envs/devgroups/__init__.py

lms/envs/devgroups/courses.py

lms/envs/devgroups/h_cs50.py

lms/envs/devgroups/m_6002.py

lms/envs/devgroups/portal.py

lms/envs/test.py

lms/templates/gradebook.html

lms/templates/instructor_dashboard.html

lms/templates/profile.html

lms/urls.py

proxy/nginx.conf

rakefile