<plugins>

<plugin>

<artifactId>maven-compiler-plugin</artifactId>

<version>3.3</version>

<version>3.6.1</version>

<configuration>

<source>${source.property}</source>

<target>${target.property}</target>

</plugin>

<plugin>

<artifactId>maven-surefire-plugin</artifactId>

<version>2.18.1</version>

<version>2.19.1</version>

<configuration>

<redirectTestOutputToFile>${surefire.redirectTestOutputToFile}</redirectTestOutputToFile>

<systemPropertyVariables>

<org.asynchttpclient.shutdownQuietPeriod>10</org.asynchttpclient.shutdownQuietPeriod>

<org.asynchttpclient.shutdownTimeout>100</org.asynchttpclient.shutdownTimeout>

<sun.net.spi.nameservice.nameservers>8.8.8.8</sun.net.spi.nameservice.nameservers>

<sun.net.spi.nameservice.provider.1>dns,sun</sun.net.spi.nameservice.provider.1>

</systemPropertyVariables>

</configuration>

</plugin>

</plugin>

<plugin>

<artifactId>maven-resources-plugin</artifactId>

<version>2.7</version>

<version>3.0.2</version>

<configuration>

<encoding>UTF-8</encoding>

</configuration>

</plugin>

<plugin>

<artifactId>maven-jar-plugin</artifactId>

<version>2.6</version>

<version>3.0.2</version>

</plugin>

<plugin>

<artifactId>maven-source-plugin</artifactId>

<version>2.4</version>

<version>3.0.1</version>

<executions>

<execution>

<id>attach-sources</id>

<plugins>

<plugin>

<artifactId>maven-javadoc-plugin</artifactId>

<version>2.10.3</version>

<version>2.10.4</version>

</plugin>

</plugins>

</pluginManagement>