refactored to vintages.lite package
before google play IAP
updated IAP to sku prefix
adding Google Play IAB
Merge branch 'master' into lite-2.3
merged with master
added IAP dialog
Merge branch 'master' into lite-2.3
simplified dialog
implemented UI flow for IAP
updated IAB text colors
integrated Google Play IAB
debugging IAB timeout
minor refactor
rewrote IAP error message
IAP implemented
updated manifest