Fixes #5388 -- Added Documentation for constraint while using Conda
Fixes #5388 -- Added Documentation for constraint while using Conda

This patch adds few notes and warnings in the configuration file documentation,
which will warn the user if he/she is using conda enviroment to setup the docs.

rtfd/readthedocs.org,rtfd/readthedocs.org,rtfd/readthedocs.org,rtfd/readthedocs.org