Changing copycat version to 0.5.0.onos

Also, removing snapshot repo for dependencies.

Change-Id: I8e69f3a7793c85f1a48d76a11bf1498399d7f4aa
diff --git a/pom.xml b/pom.xml
index 7163677..7ddf7aa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -77,7 +77,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <netty4.version>4.0.23.Final</netty4.version>
-        <copycat.version>0.5.0.onos12-SNAPSHOT</copycat.version>
+        <copycat.version>0.5.0.onos</copycat.version>
         <openflowj.version>0.9.0.onos</openflowj.version>
         <karaf.version>3.0.3</karaf.version>
         <jersey.version>1.19</jersey.version>
@@ -90,14 +90,6 @@
         </snapshotRepository>
     </distributionManagement>
 
-    <!--- Needed for copycat. Remove before official release -->
-    <repositories>
-        <repository>
-            <id>snapshots</id>
-            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
-        </repository>
-    </repositories>
-
     <dependencyManagement>
         <dependencies>
             <dependency>