New release notes project

added files for past dates
New Release Notes

Release notes in RST format
rn for 12/9/13

new file
Release notes for 12-9-2013

Release notes for 12-9-2013
Edit changes

Edited 12-9-13 file
Merge pull request #1895 from edx/release-notes/12-9-13

Release notes/12 9 13