* rename CHANGELOG to md
* symlink the change log in to the docs
* include the recommonmark parser for md file
* reformatted the CHANGELOG md file, should look more or less the same as the RST
* refactored the release scripts to handle/generate the new format
* file is a bad variable name
* couple of minor tweaks, mainly style
* Fix git shortlog being highlighted as Python in the docs
* update manifest to include changelog.md instead of rst