Added Nokia IAB support.
Merge branch 'master' of https://github.com/onepf/OpenIAB

# By akarimova (17) and others
# Via Anastasiia Karimova (4) and others
* 'master' of https://github.com/onepf/OpenIAB: (25 commits)
  Update README.md - testing on Google Play
  Fix for #144 queryIntentServices() returns null on some ROMs
  Update README.md - verification on server
  added new method to query subscription sku details
  Updated ReadMe according to the last changes.
  added Fortumo store for check if nothing was found in the checkInventory case
  Changed the logic for selection of equipped stores: now Fortumo is checked right after checking of all other stores for equipment
  fix hang if no store available
  reverted to previous package
  reverted flags reverted to previous package
  reverted some changes
  refactoring
  added flag to set up fortumo billing
  added comments refactoring
  initial support version
  fixed wrong code
  moved all getdetails logic from setup to billingavailable #162
  restoreTransaction crash on launch (iOS, Unity) #132
  #142. Additions to the Unity readme file
  restoreSucceededEvent & restoreFailedEvent never raised (iOS, Unity) #156
  ...

Conflicts:
	library/src/org/onepf/oms/OpenIabHelper.java
Merge pull request #180 from nokia-developer/master

Nokia IAP support.