Bumping pom versions to 1.7.0-rc2 and fixing some maven issues

Change-Id: I6169420328333d0916452aa92efbfa961d72e9c4
diff --git a/core/store/dist/pom.xml b/core/store/dist/pom.xml
index d411da9..44c4cf9 100644
--- a/core/store/dist/pom.xml
+++ b/core/store/dist/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.7.0-SNAPSHOT</version>
+        <version>1.7.0-rc2</version>
     </parent>
 
     <artifactId>onos-core-dist</artifactId>
diff --git a/core/store/persistence/pom.xml b/core/store/persistence/pom.xml
index 1b4a729..3688869 100644
--- a/core/store/persistence/pom.xml
+++ b/core/store/persistence/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.7.0-SNAPSHOT</version>
+        <version>1.7.0-rc2</version>
     </parent>
 
     <artifactId>onos-core-persistence</artifactId>
diff --git a/core/store/pom.xml b/core/store/pom.xml
index 6fe433e..36870a9 100644
--- a/core/store/pom.xml
+++ b/core/store/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core</artifactId>
-        <version>1.7.0-SNAPSHOT</version>
+        <version>1.7.0-rc2</version>
     </parent>
 
     <artifactId>onos-core-store</artifactId>
diff --git a/core/store/primitives/pom.xml b/core/store/primitives/pom.xml
index 594c5ea..aca9d00 100644
--- a/core/store/primitives/pom.xml
+++ b/core/store/primitives/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.7.0-SNAPSHOT</version>
+        <version>1.7.0-rc2</version>
     </parent>
 
     <artifactId>onos-core-primitives</artifactId>
diff --git a/core/store/serializers/pom.xml b/core/store/serializers/pom.xml
index 1c9def4..79651b4 100644
--- a/core/store/serializers/pom.xml
+++ b/core/store/serializers/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.7.0-SNAPSHOT</version>
+        <version>1.7.0-rc2</version>
     </parent>
 
     <artifactId>onos-core-serializers</artifactId>