项目依赖升级 groovy 至较新稳定版本；pom清理；

doc/XXL-JOB官方文档.md

 - 8、任务状态优化，仅运行状态"NORMAL"任务关联至quartz，降低quartz底层数据存储与调度压力；
 - 9、任务状态规范：新增任务默认停止状态，任务更新时保持任务状态不变；
 - 10、命令行任务：原生提供通用命令行任务Handler（Bean任务，"CommandJobHandler"）；业务方只需要提供命令行即可；
-- 11、[迭代中]docker镜像，并且推送docker镜像到中央仓库，更进一步实现产品开箱即用；
+- 11、项目依赖升级 groovy 至较新稳定版本；pom清理；
+- 12、[迭代中]docker镜像，并且推送docker镜像到中央仓库，更进一步实现产品开箱即用；
 
 
 ### TODO LIST

pom.xml

 		<maven.compiler.encoding>UTF-8</maven.compiler.encoding>
 		<maven.compiler.source>1.7</maven.compiler.source>
 		<maven.compiler.target>1.7</maven.compiler.target>
-
 		<maven.test.skip>true</maven.test.skip>
 
+		<!--<javax.servlet-api.version>3.1.0</javax.servlet-api.version>
+		<javax.servlet.jsp-api.version>2.3.3</javax.servlet.jsp-api.version>-->
 
-		<javax.servlet-api.version>3.1.0</javax.servlet-api.version>
-		<javax.servlet.jsp-api.version>2.3.3</javax.servlet.jsp-api.version>
+		<spring-boot.version>1.5.17.RELEASE</spring-boot.version>
+		<mybatis-spring-boot-starter.version>1.3.2</mybatis-spring-boot-starter.version>
+		<mysql-connector-java.version>5.1.47</mysql-connector-java.version>
 
 		<spring.version>4.3.20.RELEASE</spring.version>
-		<jackson.version>2.9.7</jackson.version>
 		<slf4j-api.version>1.7.25</slf4j-api.version>
 		<freemarker.version>2.3.28</freemarker.version>
 		<junit.version>4.12</junit.version>
 
-		<jetty-server.version>9.2.26.v20180806</jetty-server.version>
-		<hessian.version>4.0.51</hessian.version>
-		<httpclient.version>4.5.6</httpclient.version>
-		
 		<commons-exec.version>1.3</commons-exec.version>
 		<commons-collections4.version>4.2</commons-collections4.version>
 		<commons-lang3.version>3.8.1</commons-lang3.version>
 		<commons-email.version>1.5</commons-email.version>
 
-		<c3p0.version>0.9.5.2</c3p0.version>
-		<mysql-connector-java.version>5.1.47</mysql-connector-java.version>
-		<mybatis-spring.version>1.3.2</mybatis-spring.version>
-		<mybatis.version>3.4.6</mybatis.version>
-
-		<groovy-all.version>2.4.15</groovy-all.version>
+		<groovy-all.version>2.5.3</groovy-all.version>
 		<quartz.version>2.3.0</quartz.version>
 
-		<spring-boot.version>1.5.17.RELEASE</spring-boot.version>
-		<mybatis-spring-boot-starter.version>1.3.2</mybatis-spring-boot-starter.version>
-
+		<jackson.version>2.9.7</jackson.version>
+		<jetty-server.version>9.2.26.v20180806</jetty-server.version>
 
 	</properties>
 

xxl-job-core/pom.xml

 		<!-- groovy-all -->
 		<dependency>
 			<groupId>org.codehaus.groovy</groupId>
-			<artifactId>groovy-all</artifactId>
+			<artifactId>groovy</artifactId>
 			<version>${groovy-all.version}</version>
 		</dependency>