1. Moving Accerssibility Service sample into ApiDemos since we are putting all accessibility samples there. 2. Fixed regressions (mainly due to adding new event types) in the Accessibility Service sample. 3. Updated the Query Window Content sample to have some instructions and to work with touch exploration. Change-Id: I226ac4130f7f8cae47bb52cbdeab9f104cfaba40
Adding a new folder in development/samples is not enough to have it be packaged with the SDK. Make sure to edit development/build/sdk.atree to add the sample to the SDK build.