GPII-314: Adding initial support for acceptance tests

* Adding 'tests' folder in android-gpii.sh
* Adding 'AcceptanceTests_include.js' to easily build acceptance tests
GPII-314: Adding acceptance tests for 'os_android' NP set
GPII-314: Fixing typo in config's file name
GPII-314: Providing both 'get' and 'set' methods to audioManager module
GPII-314: Updating AcceptanceTests_os_android

* Adding options block
* Adding empty processes block
* Updating values