Update maven-checkstyle-plugin from 2.12.1 to 2.17. Fix SCM URL.
<scm>
<connection>scm:git:https://git-wip-us.apache.org/repos/asf/commons-pool.git</connection>
- <developerConnection>https://git-wip-us.apache.org/repos/asf/commons-pool.git</developerConnection>
+ <developerConnection>scm:git:https://git-wip-us.apache.org/repos/asf/commons-pool.git</developerConnection>
<url>https://git-wip-us.apache.org/repos/asf?p=commons-pool.git</url>
</scm>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-checkstyle-plugin</artifactId>
- <version>2.12.1</version>
+ <version>2.17</version>
<configuration>
<configLocation>${basedir}/checkstyle.xml</configLocation>
<enableRulesSummary>false</enableRulesSummary>
