PT-1284 Fixed fatal error happening when trying to read an object as an array

	modified:   projects/petitions/modules/custom/petitions_api/api_services_responses/api_services_responses.module
PT-1284 Added missing parameter to the callback function that was breaking the mock response

	modified:   projects/petitions/modules/custom/petitions_api/api_petitions/api_petitions.module
7 - Fixed documentation bug.

  https://github.com/WhiteHouse/write-api-beta-testing/issues/7
  https://github.com/WhiteHouse/WriteAPI_Beta/pull/92/files
MISC - Switched to using whitehouse sandboxes in drupal-org.make.
Increment version number to 2.0-rc23.

	modified:   projects/petitions/build-petitions.make