attempt deploy with merge set to true, so hopefully we can keep multiple releases live simultaneously

Author: sammefford

pom.xml

@@ -141,6 +141,7 @@
                 <version>0.9</version>
                 <configuration>
                     <message>Maven artifacts for ${project.version}</message>
+                    <merge>true</merge>
                     <noJekyll>true</noJekyll>
                     <outputDirectory>${project.build.directory}/mvn-repo</outputDirectory>
                     <branch>refs/heads/mvn-repo</branch>