HPCC-34056 Remove outdated OS references in Docs

Signed-off-by: Panagiotatos <[email protected]>

Author: Panagiotatos

docs/EN_US/Installing_and_RunningTheHPCCPlatform/Installing_and_RunningTheHPCCPlatform.xml

@@ -358,9 +358,9 @@ sudo yum install -y &lt;hpccsystems platform rpm package&gt;</programlisting>
                 </tgroup>
               </informaltable></para>
 
-            <para><emphasis role="bold">Note:</emphasis> If you are using Cent
-            OS 6, Ubuntu 14.04, or another System V based system, please see
-            the <link linkend="hpcc-init">Appendix: System V</link>.</para>
+            <para><emphasis role="bold">Note:</emphasis> If you are using
+            older System V based systems, please see the <link
+            linkend="hpcc-init">Appendix: System V</link>.</para>
           </listitem>
         </orderedlist>
       </sect2>
@@ -1168,7 +1168,7 @@ sudo /opt/HPCCSystems/sbin/hpcc-push.sh \
                       xpointer="element(/1)"
                       xmlns:xi="http://www.w3.org/2001/XInclude"/>
 
-          <para>For a CentOS 6 or other System V based systems see <link
+          <para>For older System V based systems see <link
           linkend="hpcc-init">Appendix: hpcc-init</link>.</para>
         </sect3>
 
@@ -1182,7 +1182,7 @@ sudo /opt/HPCCSystems/sbin/hpcc-push.sh \
                       xpointer="element(/1)"
                       xmlns:xi="http://www.w3.org/2001/XInclude"/>
 
-          <para>For a CentOS 6 or other System V based systems see <link
+          <para>For older System V based systems see <link
           linkend="hpcc-init">Appendix: hpcc-init</link>.</para>
 
           <para><informaltable colsep="1" frame="all" rowsep="1">
@@ -1219,7 +1219,7 @@ sudo /opt/HPCCSystems/sbin/hpcc-push.sh \
 
           <programlisting>systemctl stop &lt;component-type&gt;@&lt;component-name&gt;.service</programlisting>
 
-          <para>For a CentOS 6 or other System V based systems see <link
+          <para>For older System V based systems see <link
           linkend="hpcc-init">Appendix: hpcc-init</link>.</para>
         </sect3>
       </sect2>
@@ -2040,7 +2040,7 @@ sudo /etc/init.d/hpcc-init -c esp start
         <title>HPCC Systems systemd services</title>
 
         <para>HPCC Systems is extending support and development to more
-        systemd services. We intend to continue support for Cent OS 6 and
+        systemd services. We intend to continue support for older Cent OS and
         other System V based systems through the hpcc-init. The hpcc-init
         system service will support "start", "stop" and "restart"
         options.</para>