Adding steps for RHEL 6

doc/install/Production-RHEL6.md

@@ -1,6 +1,6 @@
-# Production Installation on Red Hat Enterprise Linux 6.6+
+# Production Installation on Red Hat Enterprise Linux 6.6
 
-## Install Red Hat Enterprise Linux (x64) 6.6+
+## Install Red Hat Enterprise Linux (x64) 6.6
 1. Set up 3 machines with RHEL with 2GB of RAM or more.  The servers will be used for the Load Balancer, Mattermost (this must be x64 to use pre-built binaries), and Database.
    - **Optional:** You can also use a single machine for all 3 components in this install guide, depending on the standards of your data center.
 2. Make sure the system is up to date with the most recent security patches.

doc/install/Production-RHEL7.md

@@ -1,6 +1,6 @@
-# Production Installation on Red Hat Enterprise Linux 7.1
+# Production Installation on Red Hat Enterprise Linux 7.1+
 
-## Install Red Hat Enterprise Linux (x64) 7.1
+## Install Red Hat Enterprise Linux (x64) 7.1+
 1. Set up 3 machines with RHEL with 2GB of RAM or more.  The servers will be used for the Load Balancer, Mattermost (this must be x64 to use pre-built binaries), and Database.
    - **Optional:** You can also use a single machine for all 3 components in this install guide, depending on the standards of your data center.
 2. Make sure the system is up to date with the most recent security patches.