Merge pull request #4820 from RosettaCommons/JWLabonte/sugars/database2
Carbohydates: adding methylated sugars to the database
This merge will add O-methylated sugars into the Rosetta database.
(This merge integrates work started by former student @qjia73 and was expanded by @jonpliu .)
Appropriate nomenclature will be added in PR #4793.