removed -SNAPSHOT to be released

pom.xml

@@ -12,7 +12,7 @@
 	<groupId>org.gcube.portlets.widgets</groupId>
 	<artifactId>ws-thredds-sync-widget</artifactId>
 	<packaging>jar</packaging>
-	<version>1.2.0-SNAPSHOT</version>
+	<version>1.2.0</version>
 	<name>ws-thredds-sync-widget</name>
 	<description>
 		gCube ws-thredds-sync-widget is a widget to use and interact with ws-thredds facility in order to syncronize the Workspace folders with Thredds Reporitory folders