Deviation parser and data model

Change-Id: I3cb3da5748057d0c2c9c99d7c3495643bc1ea243
diff --git a/compiler/plugin/maven/src/test/resources/deviationLinking/DeviationDeleteStatement.yang b/compiler/plugin/maven/src/test/resources/deviationLinking/DeviationDeleteStatement.yang
new file mode 100644
index 0000000..e129726
--- /dev/null
+++ b/compiler/plugin/maven/src/test/resources/deviationLinking/DeviationDeleteStatement.yang
@@ -0,0 +1,16 @@
+module deviation-module4 {
+    yang-version 1;
+    namespace test:deviation4;
+    prefix On;
+    import "Test2" {
+        prefix "t";
+    }
+    deviation /t:ospf/t:process-id {
+        description "desc";
+        reference "ref";
+         deviate delete {
+           units "units";
+           default "defaultValue";
+         }
+    }
+}