refactore: create feature modules (#387)

* add @angular/cli to the project

* increase nodejs version -> 8.2.1

* add lerna

* merge web and shared module

* move electron module into packages as uhk-agent

Electron agent functionality is not working

* delete symlinker

* convert private properties to public of component if used in html

* revert uhk-message.component

* fix component path

* fix the correct name of the uhk-message.component.scss

* building web and electron module

* delete uhk-renderer package

* handle device connect disconnect state

* add privilege detection

* fix set privilege functionality

* turn back download keymap functionality

* add bootstrap, select2 js and fix null pointer exception

* turn back upload data to keyboard

* fix send keymap

* fix test-serializer

* add missing package.json

* merging

* fix appveyor build

* fix linting

* turn back electron storage service

* commit the missing electron-datastorage-repository

* update node to 8.3.0 in .nvmrc and log node version in appveyor build

* set exact version number in appveyor build

* vertical align privilege and missing device components

* set back node version to 8 in appveyor

* move node-usb dependency from usb dir to root

maybe it is fix the appveyor build

* revert usb to root

* fix electron builder script

* fix electron builder script

* turn off electron devtools

* remove CTRL+U functionality

* fix CTRL+o

* fix lint error

* turnoff store freeze

* start process when got `Error: EPERM: operation not permitted` error

* move files from root usb dir -> packages/usb

packages/test-serializer/test-serializer.ts

@@ -0,0 +1,45 @@
+import { UserConfiguration } from '../uhk-web/src/app/config-serializer/config-items/user-configuration';
+import { UhkBuffer } from '../uhk-web/src/app/config-serializer/uhk-buffer';
+
+const assert = require('assert');
+const fs = require('fs');
+
+const userConfig = JSON.parse(fs.readFileSync('../uhk-web/src/app/config-serializer/user-config.json'));
+
+const config1Js = userConfig;
+const config1Ts: UserConfiguration = new UserConfiguration().fromJsonObject(config1Js);
+const config1Buffer = new UhkBuffer();
+config1Ts.toBinary(config1Buffer);
+const config1BufferContent = config1Buffer.getBufferContent();
+fs.writeFileSync('user-config.bin', config1BufferContent);
+
+config1Buffer.offset = 0;
+console.log();
+const config2Ts = new UserConfiguration().fromBinary(config1Buffer);
+console.log('\n');
+const config2Js = config2Ts.toJsonObject();
+const config2Buffer = new UhkBuffer();
+config2Ts.toBinary(config2Buffer);
+fs.writeFileSync('user-config-serialized.json', JSON.stringify(config2Js, undefined, 4));
+const config2BufferContent = config1Buffer.getBufferContent();
+fs.writeFileSync('user-config-serialized.bin', config2BufferContent);
+
+console.log('\n');
+let returnValue = 0;
+try {
+    assert.deepEqual(config1Js, config2Js);
+    console.log('JSON configurations are identical.');
+} catch (error) {
+    console.log('JSON configurations differ.');
+    returnValue = 1;
+}
+
+const buffersContentsAreEqual: boolean = Buffer.compare(config1BufferContent, config2BufferContent) === 0;
+if (buffersContentsAreEqual) {
+    console.log('Binary configurations are identical.');
+} else {
+    console.log('Binary configurations differ.');
+    returnValue += 2;
+}
+
+process.exit(returnValue);