Use the latest released struts-master pom.

Remove the distribution management repository as it is inherited from struts-master.
Disable releases on the snapshot repository as releases are staged elsewhere.
WW-1483

git-svn-id: https://svn.apache.org/repos/asf/struts/struts2/trunk@486478 13f79535-47bb-0310-9956-ffa450edef68

pom.xml

@@ -26,7 +26,7 @@
    <parent>
       <groupId>org.apache.struts</groupId>
       <artifactId>struts-master</artifactId>
-      <version>3</version>
+      <version>4</version>
    </parent>
 
     <modelVersion>4.0.0</modelVersion>
@@ -63,11 +63,6 @@
 
     <ciManagement/>
     <distributionManagement>
-        <repository>
-           <id>apache.snapshots</id>
-           <name>Apache Maven Repository (Snapshots and Test Builds)</name>
-           <url>scp://people.apache.org/www/people.apache.org/repo/m2-snapshot-repository</url>
-        </repository>
         <snapshotRepository>
            <id>apache.snapshots</id>
            <uniqueVersion>false</uniqueVersion>
@@ -274,7 +269,7 @@
             <id>apache.snapshots</id>
             <name>Apache Maven Repository (Snapshots and Test Builds)</name>
             <url>http://people.apache.org/repo/m2-snapshot-repository</url>
-            <releases><enabled>true</enabled></releases>
+            <releases><enabled>false</enabled></releases>
             <snapshots><enabled>true</enabled></snapshots>
         </repository>
         <repository>