Repo: Update the version in package-lock.json as well

Closes gh-106

Author: mgol

lib/repo.js

@@ -6,7 +6,7 @@ var fs = require( "fs" ),
 module.exports = function( Release ) {
 
 Release.define( {
-	_jsonFiles: [ "package.json", "bower.json" ],
+	_jsonFiles: [ "package.json", "package-lock.json", "bower.json" ],
 	_cloneRepo: function() {
 		var projectRelease, releaseDependencies;
 
@@ -270,6 +270,7 @@ Release.define( {
 
 		// Update only canonical version
 		Release._versionJSON( "package.json", Release.nextVersion );
+		Release._versionJSON( "package-lock.json", Release.nextVersion );
 
 		console.log( "Committing version update..." );
 		Release.exec( "git commit -am \"Build: Updating the " + Release.branch +