Updated README

Author: kashifo

README.md

@@ -1,7 +1,7 @@
 # android-folder-picker-library
 [![Demo](https://img.shields.io/badge/Demo%20APK-2.2-blue.svg)](https://github.com/kashifo/android-folder-picker-library/releases/download/v2.2/FolderPickerDemo_v2.2.apk)
 [![Bintray](https://img.shields.io/badge/Bintray-2.2-blue.svg)](https://bintray.com/kashifo/android-folder-picker-library/android-folder-picker-library/_latestVersion)
-[![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
+[![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-android--folder--picker--library-blue.svg?style=flat)](https://android-arsenal.com/details/1/5837)
 
 A light-weight android library that can be quickly integrated into any app to let users choose folder, also files (but esp built for folders).
 
@@ -29,15 +29,18 @@ For your convenience, it is available on jCenter, So just add this in your app d
 
 **To pick folder**
 
+Just start FolderPicker activity from your app
 ```java
         Intent intent = new Intent(this, FolderPicker.class);
-        startActivityForResult(intent, FILEPICKER_CODE);        
+        startActivityForResult(intent, FOLDERPICKER_CODE);        
 ```
 
+If the user selects folder/file, the name of folder/file will be returned to you on onActivityResult method with the variable name 'data'.
+
 ```java
 
         protected void onActivityResult(int requestCode, int resultCode, Intent intent) {
-          if (requestCode == FILEPICKER_CODE && resultCode == Activity.RESULT_OK) {
+          if (requestCode == FOLDERPICKER_CODE && resultCode == Activity.RESULT_OK) {
 
               String folderLocation = intent.getExtras().getString("data");
               Log.i( "folderLocation", folderLocation );
@@ -49,6 +52,7 @@ For your convenience, it is available on jCenter, So just add this in your app d
 
 **Options**
 
+Cusstomization options can be passed as extras to FolderPicker activity.
 
  ```java
 
@@ -63,4 +67,22 @@ For your convenience, it is available on jCenter, So just add this in your app d
 
   ```
 
-[Click to see an example working code](https://github.com/kashifo/android-folder-picker-library/blob/master/app/src/main/java/lib/folderpicker/demo/MainActivity.java)
+[Click here to see an example](https://github.com/kashifo/android-folder-picker-library/blob/master/app/src/main/java/lib/folderpicker/demo/MainActivity.java)
+
+
+## License
+
+    Copyright 2017 Kashif Anwaar.
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+