Updated url end points for SDK

 Updated url end point (#22)

* Updated SDK to include BACKGROUND_REFRESH policy for actions

* Updated ReadMe for BACKGROUND_REFRESH

* Add Destroy method

* Included methods to clear cache

* Updated url end point

AppLaunch Service Android SDK

Release with destroy api

AppLaunch Service Android SDK

This version has support to

• Refresh policies
• Cache Expiration

Initial Publish

0.0.1

reverted changes for context