feat(market): add Market plugin support (#490)

src/plugins/market.ts

@@ -0,0 +1,29 @@
+import {Plugin, Cordova} from './plugin';
+/**
+ * @name Market
+ * @description
+ * Opens an app's page in the market place (Google Play, App Store)
+ *
+ * @usage
+ * ```
+ * import {Market} from 'ionic-native';
+ *
+ * Market.open('your.package.name');
+ *
+ * ```
+ */
+@Plugin({
+  plugin: '',
+  pluginRef: 'plugins.market',
+  repo: 'https://github.com/xmartlabs/cordova-plugin-market'
+})
+export class Market {
+  /**
+   * Opens an app in Google Play / App Store
+   * @param appId {string} Package name
+   * @param callbacks {Object} Optional callbacks
+   */
+  @Cordova({sync: true})
+  static open(appId: string, callbacks?: {success?: Function, failure?: Function}): void { }
+
+}