Merging updates from release/1.4.0

Author: bvarner

pom.xml

@@ -192,7 +192,7 @@
                     <plugin>
                         <groupId>org.sonatype.plugins</groupId>
                         <artifactId>nexus-staging-maven-plugin</artifactId>
-                        <version>1.6.3</version>
+                        <version>1.6.7</version>
                         <extensions>true</extensions>
                         <configuration>
                             <serverId>ossrh</serverId>