Update UI dependency to 1.4.0.BUILD-SNAPSHOT

Author: ghillert

pom.xml

@@ -24,7 +24,7 @@
 	<properties>
 		<java.version>1.8</java.version>
 		<javadoc.opts>-Xdoclint:none</javadoc.opts>
-		<spring-cloud-dataflow-ui.version>1.4.0.M2</spring-cloud-dataflow-ui.version>
+		<spring-cloud-dataflow-ui.version>1.4.0.BUILD-SNAPSHOT</spring-cloud-dataflow-ui.version>
 
 		<spring-cloud-deployer.version>1.3.0.RELEASE</spring-cloud-deployer.version>
 		<spring-cloud-deployer-local.version>1.3.1.RELEASE</spring-cloud-deployer-local.version>