VKCOM/vk-android-sdk — pull request #63 by kirussell (2014-08-28 10:26:31+00:00)
Title: Adds wakeupSession(Context context) method to use without an Activity

For example:
```java
...
VKSdk.initialize(new EmptySdkListener(), VK_APP_ID);
VKSdk.wakeUpSession(App.getApplicationContext()); //
// now with have an access token that was obtained earlier
return VKSdk.getAccessToken();
...
```