Added step for sending IRC notifications

vars/ircNotification.groovy

@@ -0,0 +1,23 @@
+/** Send a notice to IRC with the current build result
+ *
+ * @param server server to connect to
+ * @param nick nickname to use
+ * @param channel channel to join
+*/
+def call(String server = 'irc.mozilla.org:6697',
+         String nick = 'fxtest',
+         String channel = '#fx-test-alerts') {
+    nick = "${nick}-${BUILD_NUMBER}"
+    result = currentBuild.result ?: 'SUCCESS'
+    message = "Project ${JOB_NAME} build #${BUILD_NUMBER}: ${result}: ${BUILD_URL}"
+    sh """
+        (
+        echo NICK ${nick}
+        echo USER ${nick} 8 * : ${nick}
+        sleep 5
+        echo "JOIN ${channel}"
+        echo "NOTICE ${channel} :${message}"
+        echo QUIT
+        ) | openssl s_client -connect ${server}
+    """
+}