Add task for packaging release (#6)

* Add task for packaging release

* Modify package task to package a single binary

This is so it can be used as part of the build/release script.

* Package release as part of Travis deploy

* Set platform env var

* Add arch env var

* Make version available to the code

* Use tar for Linux and zip for Mac & Windows

packages/server/scripts/nexe.js

@@ -14,16 +14,17 @@ fs.writeFileSync(shimPath, shimContent);
 
 const nexe = require("nexe");
 
+const target = `${os.platform()}-${os.arch()}`;
 nexe.compile({
 	debugBundle: true,
 	input: path.join(__dirname, "../out/cli.js"),
-	output: `cli-${process.env.TRAVIS_OS_NAME || os.platform()}`,
-	targets: [os.platform()],
+	output: `cli-${target}`,
+	targets: [target],
 	/**
 	 * To include native extensions, do NOT install node_modules for each one. They
 	 * are not required as each extension is built using webpack.
 	 */
-resources: [
+	resources: [
 		path.join(__dirname, "../package.json"),
 		path.join(__dirname, "../build/**/*"),
 	],