版本调整

pom.xml

@@ -29,11 +29,12 @@
     </modules>
 
     <properties>
-        <!-- 重要：如下6个依赖之间，版本尽量对应 mvn dependency:tree -Dverbose -->
+        <!-- 重要：前面的这几个依赖之间，版本尽量对应 mvn dependency:tree -Dverbose -->
         <spring-boot.version>1.5.6.RELEASE</spring-boot.version>
         <spring.version>4.3.10.RELEASE</spring.version>
-        <mybatis.version>3.4.5</mybatis.version>
         <mybatis-spring.version>1.3.1</mybatis-spring.version>
+        <mybatis.version>3.4.5</mybatis.version>
+        <pagehelper.version>4.1.6</pagehelper.version>
         <commons-dbcp.version>1.4</commons-dbcp.version>
         <mysql-connector-java.version>5.1.32</mysql-connector-java.version>
 
@@ -55,8 +56,7 @@
         <aspectj.version>1.8.13</aspectj.version>
         <httpcomponents.version>4.5.3</httpcomponents.version>
         <gson.version>2.8.2</gson.version>
-        <guava.version>23.6-jre</guava.version>
-        <pagehelper.version>5.1.2</pagehelper.version>
+        <guava.version>20.0</guava.version>
         <junit.version>4.12</junit.version>
 
         <!-- for maven compiler&resources plugin -->