warn against import from lms in cms
warn against import from lms in cms

Adds a warning against import any additional settings
from LMS in CMS due to its incompatibility with our 
future direction. For more details, see the warning.
stvstnfrd/edx-platform,edx/edx-platform,arbrandes/edx-platform,eduNEXT/edx-platform,edx/edx-platform,angelapper/edx-platform,stvstnfrd/edx-platform,arbrandes/edx-platform,eduNEXT/edx-platform,eduNEXT/edunext-platform,arbrandes/edx-platform,EDUlib/edx-platform,eduNEXT/edx-platform,EDUlib/edx-platform,angelapper/edx-platform,angelapper/edx-platform,eduNEXT/edunext-platform,eduNEXT/edunext-platform,stvstnfrd/edx-platform,arbrandes/edx-platform,stvstnfrd/edx-platform,eduNEXT/edx-platform,EDUlib/edx-platform,angelapper/edx-platform,edx/edx-platform,edx/edx-platform,EDUlib/edx-platform,eduNEXT/edunext-platform