Switching back to snapshot 1.4.0-SNAPSHOT

Change-Id: Ie726afc2df730a1009db421328267f2dcfedfd66
diff --git a/apps/optical/pom.xml b/apps/optical/pom.xml
index 4094d04..9ae6f85 100644
--- a/apps/optical/pom.xml
+++ b/apps/optical/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.4.0-rc3</version>
+        <version>1.4.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>