Fixing the other half of the accessibility CTS tests.

1. Now we enable touch exploration in the test runner.

2. Fixed the mess with the field count when marshaling
   and added test to check the new fields.

3. The test services did not require the now mandatory
   permission.

Change-Id: Ic4b44345eb7b57957c4b3a5575390d7dab5bd527
5 files changed