[charmod-norm] new commits pushed by aphillips

The following commits were just pushed by aphillips to 
https://github.com/w3c/charmod-norm:

* Fixed paste error in Section 2.2 that led to odd formatting.

Edited Section 2.4, eliminating table, adding code point ranges, 
correctly describing Mongolian free variation selectors, and making 
room for additional enhancements.

Tagged with 'ednote' some editorial notes that were plain text.
  by @aphillips
https://github.com/w3c/charmod-norm/commit/58a32b5c9790c0cbc4a8f0b37f0b8cb28f3e655d

* Merge pull request #39 from aphillips/gh-pages

Corrections and edits
  by aphillips
https://github.com/w3c/charmod-norm/commit/1296c40e33bed32e8b195779ac04ef76b4f7f450