Merge "rhel73_install: Provide installer script for RHEL 7.3"

diff --cc docs/configguide/installation.rst
index 7548b3f,51aa469..5010aef
--- 1/docs/configguide/installation.rst
--- 2/docs/configguide/installation.rst
+++ b/docs/configguide/installation.rst
@@@ -13,10 -13,9 +13,11 @@@ Supported Operating System
  * Fedora 20
  * Fedora 21
  * Fedora 22
- * RedHat 7.2 Enterprise
+ * RedHat 7.2 Enterprise Linux
+ * RedHat 7.3 Enterprise Linux
  * Ubuntu 14.04
 +* Ubuntu 16.04
 +* Ubuntu 16.10 (kernel 4.8 requires DPDK 16.11 and newer)
  
  Supported vSwitches
  -------------------