Polishing.

Refine release process to update the Git state before build and distribute.

See #15

src/main/resources/application-jenkins.properties

@@ -23,6 +23,7 @@ sagan.key=n/a
 maven.maven-home=${MAVEN_HOME}
 maven.console-logger=false
 maven.local-repository=${RELEASE_TOOLS_CACHE}
+maven.parallelize=true
 
 io.workDir=dist
 io.logs=${LOGS_DIR}