Merge pull request #250 from feons/TIMOB-23448-cli

[TIMOB-23448] Set Node 4.X as minimum supported version

lib/titanium.js

@@ -26,11 +26,11 @@ var fs = require('fs'),
 // set path.existsSync to make old modules designed for <=0.6 happy
 path.existsSync = fs.existsSync || path.existsSync;
 
-// check that we're using Node.js 0.10 or newer
+// check that we're using supported Node.js version.
 try {
-	if (semver.lt(process.version, '0.10.0')) {
+	if (!semver.satisfies(process.version, pkgJson.engines.node)) {
 		console.error(pkgJson.about.name.cyan.bold + ', CLI version ' + pkgJson.version + '\n' + pkgJson.about.copyright + '\n\n' +
-			'ERROR: Titanium requires Node.js 0.10 or newer.'.red + '\n\n' +
+			('ERROR: Titanium requires Node.js '+ semver.validRange(pkgJson.engines.node) +'.').red + '\n\n' +
 			'Visit ' + 'http://nodejs.org/'.cyan + ' to download a newer version.\n');
 		process.exit(1);
 	}

package.json

@@ -68,6 +68,6 @@
 		"lib": "./lib"
 	},
 	"engines": {
-		"node": ">=0.10"
+		"node": ">=4.0"
 	}
 }