Add release script

.gitignore

@@ -1,5 +1,8 @@
 *.class
 
+# versions-maven-plugin pom backup
+*.xml.versionsBackup
+
 # Mobile Tools for Java (J2ME)
 .mtj.tmp/
 

scripts/tag_release.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+if [[ ! $1 ]]; then
+  echo "Please provide a version string."
+  return
+fi
+
+version="$1"
+snapshot="${version%.*}.$((${version##*.} + 1))-SNAPSHOT"
+
+mvn versions:set -DnewVersion="$version"
+
+git add .
+git commit -S -m "Bump version to $version for release"
+git tag -s "$version" -m "Release $version"
+
+mvn clean package -am
+
+mvn versions:set -DnewVersion="$snapshot"
+
+git add .
+git commit -S -m "Bump version to $snapshot for development"