Correct release notes in RTD index

The title in the index was incorrect. The release notes are
now generated from the CHANGES log.

Issue-ID: RIC-148

Signed-off-by: E. Scott Daniels <daniels@research.att.com>
Change-Id: Id648e7e9c9c3aed4f4e0e10e127f5bdb89016b47
8 files changed