Revert "Update rails plugin"

This reverts commit 264af0c6a903ca6c6f8809e8964958bc77b162c6.
Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Revert "Change color scheme""""""""""""""""""""""""""

This reverts commit 5da34007ddcee70c57fd422d154b1e0ed99cf9fd.
Revert "Revert "Update rails plugin""

This reverts commit 6abe207f6a62040f352dc5b4c3ee67bebff106b0.