Moved and enabled unit test

Author: rakillen

core/src/test/python/wlsdeplloy/json/json_translator_test.py renamed to core/src/test/python/wlsdeploy/json/json_translator_test.py

@@ -10,7 +10,7 @@
 
 class JsonTranslatorTest(unittest.TestCase):
 
-    def disabled_testEscapeBackslash(self):
+    def testEscapeBackslash(self):
         # JSON "xy\\.z" should become String "xy\.z"
         text = "{ \"abc\": \"xy\\\\.z\" }"
         stream = ByteArrayInputStream(text.encode('utf-8'))