Merge pull request #165 from aistomin/Issue-160

Issue #160. maven-gpg-plugin is updated.

Author: aistomin

pom.xml

@@ -131,7 +131,7 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-gpg-plugin</artifactId>
-                        <version>1.6</version>
+                        <version>3.0.1</version>
                         <executions>
                             <execution>
                                 <id>sign-artifacts</id>