AMBARI-26047: Update Ambari-2.7.8 release docs
diff --git a/docs/pom.xml b/docs/pom.xml
index d84230b..40ecad8 100644
--- a/docs/pom.xml
+++ b/docs/pom.xml
@@ -222,6 +222,18 @@
             </organization>
         </developer>
         <developer>
+            <id>arshad</id>
+            <name>Mohammad Arshad</name>
+            <email>arshad@apache.org</email>
+            <timezone>+5.5</timezone>
+            <roles>
+                <role>Committer</role>
+            </roles>
+            <organization>
+                VISA
+            </organization>
+        </developer>
+        <developer>
             <id>atkach</id>
             <name>Andrii Tkach</name>
             <email>atkach@apache.org</email>
diff --git a/docs/src/site/apt/index.apt b/docs/src/site/apt/index.apt
index dd32011..aae3dcb 100644
--- a/docs/src/site/apt/index.apt
+++ b/docs/src/site/apt/index.apt
@@ -52,7 +52,7 @@
 
 Getting Started with Ambari
 
-  Follow the {{{https://cwiki.apache.org/confluence/display/AMBARI/Installation+Guide+for+Ambari+2.7.7} installation guide for Ambari 2.7.7}}.
+  Follow the {{{https://cwiki.apache.org/confluence/display/AMBARI/Installation+Guide+for+Ambari+2.7.8} installation guide for Ambari 2.7.8}}.
 
   Note: Ambari currently supports the 64-bit version of the following Operating Systems:
 
diff --git a/docs/src/site/apt/whats-new.apt b/docs/src/site/apt/whats-new.apt
index 90eec5f..834145d 100644
--- a/docs/src/site/apt/whats-new.apt
+++ b/docs/src/site/apt/whats-new.apt
@@ -16,7 +16,7 @@
 
 What's New with Ambari?
 
-  * The latest release of Ambari is Ambari 2.7.7.
+  * The latest release of Ambari is Ambari 2.7.8.
 
   * Ambari 2.7.0 added the following features:
 
@@ -78,7 +78,7 @@
 
 User Guide
 
-  Take a look at {{{https://cwiki.apache.org/confluence/display/AMBARI/Installation+Guide+for+Ambari+2.7.7} how to install a Hadoop cluster using Ambari 2.7.7}}.
+  Take a look at {{{https://cwiki.apache.org/confluence/display/AMBARI/Installation+Guide+for+Ambari+2.7.8} how to install a Hadoop cluster using Ambari 2.7.8}}.
 
 Stay Tuned
 
diff --git a/docs/src/site/site.xml b/docs/src/site/site.xml
index 6447477..fcb0b5f 100644
--- a/docs/src/site/site.xml
+++ b/docs/src/site/site.xml
@@ -107,6 +107,7 @@
       <item name="Quick Start Guide" href="https://cwiki.apache.org/confluence/display/AMBARI/Quick+Start+Guide"/>
       <item name="Features + Roadmap" href="https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=30755705"/>
       <item name="API Reference" href="https://github.com/apache/ambari/blob/trunk/ambari-server/docs/api/v1/index.md"/>
+      <item name="Install Guide for 2.7.8" href="https://cwiki.apache.org/confluence/display/AMBARI/Installation+Guide+for+Ambari+2.7.8"/>
       <item name="Install Guide for 2.7.7" href="https://cwiki.apache.org/confluence/display/AMBARI/Installation+Guide+for+Ambari+2.7.7"/>
       <item name="Install Guide for 2.7.6" href="https://cwiki.apache.org/confluence/display/AMBARI/Installation+Guide+for+Ambari+2.7.6"/>
       <item name="Install Guide for 2.7.5" href="https://cwiki.apache.org/confluence/display/AMBARI/Installation+Guide+for+Ambari+2.7.5"/>
@@ -152,6 +153,7 @@
     </menu>
 
     <menu name="Releases">
+      <item name="2.7.8" href="http://www.apache.org/dyn/closer.cgi/ambari/ambari-2.7.8"/>
       <item name="2.7.7" href="http://www.apache.org/dyn/closer.cgi/ambari/ambari-2.7.7"/>
       <item name="2.7.6" href="http://www.apache.org/dyn/closer.cgi/ambari/ambari-2.7.6"/>
       <item name="2.7.5" href="http://www.apache.org/dyn/closer.cgi/ambari/ambari-2.7.5"/>