Created 用户单词同步 (markdown)

+###接口地址
+````
+/event/statistic/synchronize/word 
+````
+###请求方式
+````
+POST请求
+````
+###URL参数
+access_token
+last_update_time  默认0
+###POST内容
+````
+[
+    {
+        "key": "phrase",
+        "count": 1,
+        "segmentation": {
+            "userId": 7,
+            "phrase": "Don't speak to unfamiliar persons.",
+            "template": 101
+        },
+        "timestamp": 1399459252,
+        "sum": 0
+    },
+    {
+        "key": "word",
+        "count": 1,
+        "segmentation": {
+            "userId": 7,
+            "word": "Dont",
+            "template": 101
+        },
+        "timestamp": 1399459252,
+        "sum": 0
+    },
+    {
+        "key": "word",
+        "count": 1,
+        "segmentation": {
+            "userId": 7,
+            "word": "speak",
+            "template": 101
+        },
+        "timestamp": 1399459252,
+        "sum": 0
+    }
+]
+````
+
+###返回值
+有返回值
+```json
+{
+    updateTime: "请求用户单词统计的最后更新时间",
+    wordList:[
+        {
+            word: "apple",
+            template: 101,
+            count: 3
+        },
+        {
+            word: "desk",
+            template: 101,
+            count: 1
+        }
+    ],
+    phraseList: [
+        {
+            phrase: ”anredapple”,
+            template: 101,
+            count: 3
+        },
+        {
+            phrase: ”anewdesk”,
+            template: 101,
+            count: 1
+        }
+    ]
+}
+```
+无返回值
+```java
+httpcode:404
+```