升级fastjson到最新版1.2.70 修复高危安全漏洞

@@ -25,7 +25,7 @@
 		<java.version>1.8</java.version>
 		<java.version>1.8</java.version>
 		<mybatis.spring.boot.starter.version>1.3.2</mybatis.spring.boot.starter.version>
 		<mybatis.spring.boot.starter.version>1.3.2</mybatis.spring.boot.starter.version>
 		<pagehelper.spring.boot.starter.version>1.2.5</pagehelper.spring.boot.starter.version>
 		<pagehelper.spring.boot.starter.version>1.2.5</pagehelper.spring.boot.starter.version>
-		<fastjson.version>1.2.68</fastjson.version>
+		<fastjson.version>1.2.70</fastjson.version>
 		<druid.version>1.1.14</druid.version>
 		<druid.version>1.1.14</druid.version>
 		<commons.io.version>2.5</commons.io.version>
 		<commons.io.version>2.5</commons.io.version>
 		<commons.fileupload.version>1.3.3</commons.fileupload.version>
 		<commons.fileupload.version>1.3.3</commons.fileupload.version>