add Chinese translation.

src/main/resources/dandelion/datatables/datatables_zh_CN.properties

@@ -0,0 +1,3 @@
+global.i18n.msg.processing=\u6b63\u5728\u5904\u7406\u4e2d...
+global.i18n.msg.search=\u641c\u7d22 :
+global.i18n.msg.info=\u81ea _START_ \u81f3 _END_ , \u5171  _TOTAL_ \u6761

src/main/resources/messages/messages_zh_CN.properties

@@ -0,0 +1,55 @@
+welcome=\u6b22\u8fce\u6765\u5230\u5ba0\u7269\u8bca\u6240
+required=\u5fc5\u586b\u9879
+notFound=\u672a\u627e\u5230
+duplicate=\u5df2\u7528
+nonNumeric=\u5fc5\u987b\u4e3a\u6570\u5b57
+duplicateFormSubmission=\u4e0d\u53ef\u91cd\u590d\u63d0\u4ea4
+typeMismatch.date=\u65e0\u6548\u65e5\u671f
+typeMismatch.birthDate=\u65e0\u6548\u65e5\u671f
+
+home=\u4e3b\u9875
+findOwners=\u67e5\u627e\u4e3b\u4eba
+veterinarians=\u5ba0\u7269\u533b\u751f
+error=\u9519\u8bef\u6d88\u606f
+new=\u65b0\u5efa
+
+somethingHappened=\u51fa\u4e86\u4e9b\u72b6\u51b5...
+
+owner=\u4e3b\u4eba
+addOwner=\u65b0\u589e\u4e3b\u4eba
+updateOwner=\u66f4\u65b0\u4e3b\u4eba
+editOwner=\u7f16\u8f91\u4e3b\u4eba
+lastName=\u59d3
+firstName=\u540d
+findOwner=\u5bfb\u627e\u4e3b\u4eba
+ownerInformation=\u4e3b\u4eba\u4fe1\u606f
+
+name=\u59d3\u540d
+address=\u5730\u5740
+city=\u57ce\u5e02
+telephone=\u7535\u8bdd
+addNewPet=\u65b0\u589e\u5ba0\u7269
+addPet=\u589e\u52a0\u5ba0\u7269
+updatePet=\u66f4\u65b0\u5ba0\u7269
+editPet=\u7f16\u8f91\u5ba0\u7269
+addVisit=\u65b0\u589e\u5c31\u8bca\u8bb0\u5f55
+petName=\u540d\u79f0
+petsAndVisits=\u5ba0\u7269\u548c\u5c31\u8bca\u8bb0\u5f55
+birthDate=\u751f\u65e5
+type=\u79cd\u7c7b
+visitDate=\u5c31\u8bca\u65e5\u671f
+description=\u63cf\u8ff0
+
+owners=\u4e3b\u4eba
+pets=\u5ba0\u7269
+pet=\u5ba0\u7269
+
+visit=\u5c31\u8bca\u8bb0\u5f55
+addVisit=\u65b0\u589e\u5c31\u8bca\u8bb0\u5f55
+previousVisits=\u4e4b\u524d\u7684\u5c31\u8bca\u8bb0\u5f55
+date=\u65e5\u671f
+
+viewAsXml=XML\u89c6\u56fe
+viewAsJson=JSON\u89c6\u56fe
+
+specialties=\u4e13\u957f