Creating onos-1.4 support branch

- Starting snapshot 1.4.1-SNAPSHOT
- Updating .gitreview
- Updating Dockerfile

Change-Id: I4f0dafe89e77831b34107f472647424664206195
diff --git a/pom.xml b/pom.xml
index c1bdd44..ae7989a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@
     <groupId>org.onosproject</groupId>
     <artifactId>onos</artifactId>
     <packaging>pom</packaging>
-    <version>1.4.0</version>
+    <version>1.4.1-SNAPSHOT</version>
 
     <name>${project.artifactId}</name>
     <description>Open Network Operating System root project</description>