Revert "Update UI to snapshot"

This reverts commit cc58c2e.

Author: markpollack

pom.xml

@@ -27,7 +27,7 @@
 	<properties>
 		<java.version>1.8</java.version>
 		<javadoc.opts>-Xdoclint:none</javadoc.opts>
-		<spring-cloud-dataflow-ui.version>1.5.0.BUILD-SNAPSHOT</spring-cloud-dataflow-ui.version>
+		<spring-cloud-dataflow-ui.version>1.5.0.RC1</spring-cloud-dataflow-ui.version>
 
 		<spring-cloud-deployer.version>1.3.2.RELEASE</spring-cloud-deployer.version>
 		<spring-cloud-deployer-local.version>1.3.5.RELEASE</spring-cloud-deployer-local.version>