docs(): add missing docs

src/plugins/emailcomposer.ts

@@ -10,6 +10,7 @@ declare var cordova: any;
  * Requires Cordova plugin: cordova-plugin-email-composer. For more info, please see the [Email Composer plugin docs](https://github.com/katzer/cordova-plugin-email-composer).
  *
  * DISCLAIMER: This plugin is experiencing issues with the latest versions of Cordova. Use at your own risk. Functionality is not guaranteed. Please stay tuned for a more stable version.
+ * A good alternative to this plugin is the social sharing plugin.
  *
  * @usage
  * ```typescript

src/plugins/httpd.ts

@@ -7,6 +7,20 @@ import { Observable } from 'rxjs/Observable';
  * @description
  * Embedded httpd for Cordova apps. Light weight HTTP server.
  * @usage
+ * ```typescript
+ * import {Httpd, HttpdOptions} from 'ionic-native';
+ *
+ * let options: HttpdOptions = {
+ *      www_root: 'httpd_root', // relative path to app's www directory
+ *      port: 80,
+ *      localhost_only: false
+ *  };
+ *
+ * Httpd.startServer(options).subscribe((data) => {
+ *  console.log('Server is live');
+ * });
+ *
+ * ```
  */
 @Plugin({
   plugin: 'https://github.com/floatinghotpot/cordova-httpd.git',
@@ -25,7 +39,7 @@ export class Httpd {
     observable: true,
     clearFunction: 'stopServer'
   })
-  static startServer(options: any): Observable<string> { return; }
+  static startServer(options?: any): Observable<string> { return; }
 
   /**
    * Gets the URL of the running server

src/plugins/printer.ts

@@ -40,8 +40,26 @@ export interface PrintOptions {
    */
   bounds?: number[] | any;
 }
-
-
+/**
+ * @name Printer
+ * @description Prints documents or HTML rendered content
+ * @usage
+ * ```typescript
+ * import {Printer, PrintOptions} from 'ionic-native';
+ *
+ * Printer.isAvailable().then(onSuccess, onError);
+ *
+ * let options: PrintOptions = {
+ *      name: 'MyDocument',
+ *      printerId: 'printer007',
+ *      duplex: true,
+ *      landscape: true,
+ *      grayscale: true
+ *    };
+ *
+ * Printer.print(content, options).then(onSuccess, onError);
+ * ```
+ */
 @Plugin({
   plugin: 'de.appplant.cordova.plugin.printer',
   pluginRef: 'cordova.plugins.printer',

src/plugins/screenshot.ts

@@ -2,7 +2,20 @@ import { Cordova, Plugin } from './plugin';
 
 
 declare var navigator: any;
-
+/**
+ * @name Screenshot
+ * @description Captures a screen shot
+ * @usage
+ * ```typescript
+ * import {Screenshot} from 'ionic-native';
+ *
+ * // Take a screenshot and save to file
+ * Screneshot.save('jpg', 80, 'myscreenshot.jpg').then(onSuccess, onError);
+ *
+ * // Take a screenshot and get temporary file URI
+ * Screneshot.URI(80).then(onSuccess, onError);
+ * ```
+ */
 @Plugin({
   plugin: 'https://github.com/gitawego/cordova-screenshot.git',
   pluginRef: 'navigator.screenshot',

src/plugins/twitter-connect.ts

@@ -6,11 +6,30 @@ import { Plugin, Cordova } from './plugin';
  * @description
  * Plugin to use Twitter Single Sign On
  * Uses Twitter's Fabric SDK
+ * ```typescript
+ * import {TwitterConnect} from 'ionic-native';
+ *
+ * function onSuccess(response) {
+ *   console.log(response);
+ *
+ *   // Will console log something like:
+ *   // {
+ *   //   userName: 'myuser',
+ *   //   userId: '12358102',
+ *   //   secret: 'tokenSecret'
+ *   //   token: 'accessTokenHere'
+ *   // }
+ * }
+ *
+ * TwitterConnect.login().then(onSuccess, onError);
+ *
+ * TwitterConnect.logout().then(onLogoutSuccess, onLogoutError);
+ * ```
  */
 @Plugin({
   plugin: 'twitter-connect-plugin',
   pluginRef: 'TwitterConnect',
-  repo: '',
+  repo: 'https://github.com/ManifestWebDesign/twitter-connect-plugin',
   install: 'ionic plugin add twitter-connect-plugin --variable FABRIC_KEY=fabric_API_key'
 })
 export class TwitterConnect {