Prepare release of 2.1.2

2015.4.20 release

Update README.rst

Minor update

Temp version of MACS v2.0.10 6th June, 2012

tag at May 31, 2012

Tag the point when Ben merged his codes into master branch.

Package v1.4.2

Package v2.0.9 alpha version

Package v2.0.8. Still an alpha version.

Package v2.0.7