[ONOS-3906],[ONOS-3910] Implementation of YANG module and leaf/leaf-list translator.

Change-Id: If1a8a991ffafa14b51211f97c435176ee1bf856f
diff --git a/src/test/java/org/onosproject/yangutils/parser/impl/listeners/TypeListenerTest.java b/src/test/java/org/onosproject/yangutils/parser/impl/listeners/TypeListenerTest.java
index 0a056a7..42332b7 100644
--- a/src/test/java/org/onosproject/yangutils/parser/impl/listeners/TypeListenerTest.java
+++ b/src/test/java/org/onosproject/yangutils/parser/impl/listeners/TypeListenerTest.java
@@ -41,8 +41,8 @@
         YangModule yangNode = (YangModule) node;
         assertThat(yangNode.getName(), is("Test"));
 
-        ListIterator<YangLeaf> leafIterator = yangNode.getListOfLeaf().listIterator();
-        YangLeaf leafInfo = leafIterator.next();
+        ListIterator<YangLeaf<?>> leafIterator = yangNode.getListOfLeaf().listIterator();
+        YangLeaf<?> leafInfo = leafIterator.next();
 
         assertThat(leafInfo.getLeafName(), is("invalid-interval"));
         assertThat(leafInfo.getDataType().getDataTypeName(), is("\"hello\""));
@@ -67,8 +67,8 @@
         YangModule yangNode = (YangModule) node;
         assertThat(yangNode.getName(), is("Test"));
 
-        ListIterator<YangLeaf> leafIterator = yangNode.getListOfLeaf().listIterator();
-        YangLeaf leafInfo = leafIterator.next();
+        ListIterator<YangLeaf<?>> leafIterator = yangNode.getListOfLeaf().listIterator();
+        YangLeaf<?> leafInfo = leafIterator.next();
 
         assertThat(leafInfo.getLeafName(), is("invalid-interval"));
         assertThat(leafInfo.getDataType().getDataTypeName(), is("\"uint16\""));
@@ -93,8 +93,8 @@
         YangModule yangNode = (YangModule) node;
         assertThat(yangNode.getName(), is("Test"));
 
-        ListIterator<YangLeafList> leafListIterator = yangNode.getListOfLeafList().listIterator();
-        YangLeafList leafListInfo = leafListIterator.next();
+        ListIterator<YangLeafList<?>> leafListIterator = yangNode.getListOfLeafList().listIterator();
+        YangLeafList<?> leafListInfo = leafListIterator.next();
 
         assertThat(leafListInfo.getLeafName(), is("invalid-interval"));
         assertThat(leafListInfo.getDataType().getDataTypeName(), is("\"uint16\""));