Add testing dependencies to dgraph pom

Insert missing junit, mockito, and powermock dependencies in pom.

Change-Id: I74d19f9ec49edddf6f7c3a1608ee69dd698850a1
Issue-ID: APPC-165
Signed-off-by: Skip Wonnell <kw5258@att.com>
diff --git a/appc-directed-graph/appc-dgraph/provider/pom.xml b/appc-directed-graph/appc-dgraph/provider/pom.xml
index ceae6c1..4681121 100644
--- a/appc-directed-graph/appc-dgraph/provider/pom.xml
+++ b/appc-directed-graph/appc-dgraph/provider/pom.xml
@@ -60,6 +60,22 @@
             <scope>test</scope>
         </dependency>
 
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-core</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.powermock</groupId>
+            <artifactId>powermock-api-mockito</artifactId>
+            <scope>test</scope>
+        </dependency>
+
     </dependencies>
 
     <build>