v3.x:updates for branching v3.x

Signed-off-by: Howard Pritchard <howardp@lanl.gov>

VERSION

@@ -13,7 +13,7 @@
 # major, minor, and release are generally combined in the form
 # <major>.<minor>.<release>.
 
-major=3
+major=4
 minor=0
 release=0
 

contrib/build-server/openmpi-nightly-tarball.sh

@@ -34,7 +34,7 @@ script_dir=$HOME/ompi/contrib/build-server
 # The tarballs to make
 if [ $# -eq 0 ] ; then
     # We're no longer ever checking the 1.0 - 1.8 branches anymore
-    branches="master v1.10 v2.x v2.0.x"
+    branches="master v1.10 v2.x v2.0.x v3.x"
 else
     branches=$@
 fi