Complete "tsdocs" tasks to download plugins

Complete the tsdocs task to download automatically the phaser-plugins
and scan their comments to add them in the phaser.comments.d.ts where
the plugins classes are defined.

Author: vbornand

Gruntfile.js

@@ -1,3 +1,4 @@
+/// <binding />
 module.exports = function (grunt) {
 
     var loadConfig = require('load-grunt-config');
@@ -22,5 +23,5 @@ module.exports = function (grunt) {
 
     grunt.registerTask('docs', [ 'clean:docs', 'pixidoc', 'builddoc', 'replace:docs', 'clean:out']);
 
-    grunt.registerTask('tsdocs', ['pixidoc', 'exportdocjson', 'buildtsdoc:pixi', 'buildtsdoc:phaser', 'replace:phasertsdefheader', 'clean:out']);
+    grunt.registerTask('tsdocs', ['clean:out', 'pixidoc', 'gitclone:plugins', 'exportdocjson', 'buildtsdoc:pixi', 'buildtsdoc:phaser', 'replace:phasertsdefheader', 'clean:out']);
 };

package.json

@@ -44,6 +44,7 @@
     "yuidocjs": "^0.3.50",
     "jsdoc": "~3.3.0-alpha10",
     "grunt-jsdoc": "~0.5.7",
-    "typescript-services": "~0.1.5"
+	"typescript-services": "~0.1.5",
+	"grunt-git": "^0.3.3"
   }
 }

tasks/jsdocexportjson-conf.json

@@ -21,7 +21,8 @@
             "./src/tilemap/", 
             "./src/time/", 
             "./src/tween/",
-            "./src/utils/"
+			"./src/utils/",
+			"./out/plugins/"
         ],
         "includePattern": ".+\\.js(doc)?$",
         "excludePattern": "(^|\\/|\\\\)_"

tasks/options/gitclone.js

@@ -0,0 +1,9 @@
+module.exports = {
+    plugins: {
+        options: {
+            repository: "https://github.com/photonstorm/phaser-plugins",
+            branch: "master",
+            directory: "out/plugins"
+        }
+    }
+};