Added NR5 formatting/text editor options and reported NR5 indenting
engine.
MonoDevelop needs a formatting engine that is capable of formatting
with the NR5 options. The roslyn formatting has unfornately too few
options.
Revert "Added NR5 formatting/text editor options and reported NR5 indenting"

This reverts commit 2984cb09ac6de9c41469beb24f5c0e1f91de93d7.