Bumping version back to 1.7.0-SNAPSHOT

Change-Id: I1df9d0f12cd7ec7597499d41cacebdbe75899556
diff --git a/core/pom.xml b/core/pom.xml
index 43fc9f6..f401e33 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.7.0-rc2</version>
+        <version>1.7.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>onos-core</artifactId>