Correct man page formatting in RST output

Some man pages were assuming that the "&item" macro
was defined.  This change adds that macro and pushes
the affected RST man pages for RTD.

The change also adds a release header for the major
project releases to the relase notes file.

Issue-ID: RIC-510

Signed-off-by: E. Scott Daniels <daniels@research.att.com>
Change-Id: I89b784c4a18ba0ac85aaed2bdde8bda18e3d0946
diff --git a/doc/src/rst.im b/doc/src/rst.im
index 6082da2..3510c24 100644
--- a/doc/src/rst.im
+++ b/doc/src/rst.im
@@ -110,6 +110,7 @@
 	.dv beg_list .sp 1 .bl ${1!*} ^: .br
 	.dv end_list .el .sp 1
 	.dv li .br .li
+	.dv item .br .li
 
 	.dv ex_start .sp 1 ^:^: .sp 1 .ll -2 .in +2 .nf
 	.dv ex_end .fo on .in -2 .ll +2 .sp 1