PT-1239 Added a custom module to catch specific watchdog logs and submit data to statsd, and added a watchdog call for submitted signatures.

	modified:   docroot/profiles/petitions/modules/custom/petitions_api/signatures_queue/includes/receive_new_signatures.inc
	new file:   sites/all/modules/custom/wh_statsd/wh_statsd.info
	new file:   sites/all/modules/custom/wh_statsd/wh_statsd.module
PT-1237 - Redesigned "Preprocess Signatures" in workflow diagram.
PT-1237 - Refactored "Preprocess Signatures" workflow for increased throughput.
PT-1237 Adding batch requests for AWS SQS.

modified:   docroot/profiles/petitions/modules/custom/petitions_api/signatures_queue/includes/preprocess_signatures.inc
modified:   docroot/profiles/petitions/modules/custom/petitions_api/signatures_queue/includes/receive_signature_validation.inc
modified:   docroot/profiles/petitions/modules/custom/petitions_api/signatures_queue/signatures_queue.install
modified:   docroot/profiles/petitions/modules/custom/petitions_api/signatures_queue/signatures_queue.module
modified:   sites/all/modules/contrib/aws_sqs/aws_sqs.queue.inc
PT-1156 - Lowered bootstrap phase for sqiw Drush command.
PT-1237 Updating signatures_queue diagrams.
PT-1237 - Updated aws_sqs "support batch requests" patch.
PT-1237 - Fixed some low level code issues identified in code review.
PT-1237 Adding variables to control AWS SQS request chunk sizes.
PT-1239 Improved the way we select messages to lof to statsd

	modified:   docroot/profiles/petitions/modules/custom/petitions_api/signatures_queue/includes/receive_new_signatures.inc
	modified:   sites/all/modules/custom/wh_statsd/wh_statsd.module
PT-1237 Minor fixes to siganatures_queue from code review.
PT-1147 Adding test case for validations API, by Dave Numan.
PT-1147 Fixing test exceptions in api_validations.

modified:   docroot/profiles/petitions/modules/custom/petitions_api/api_key_manager/api_key_manager.module
modified:   docroot/profiles/petitions/modules/custom/petitions_api/api_validations/tests/ApiValidationsTestCase.test
modified:   docroot/profiles/petitions/modules/custom/petitions_data/tests/PetitionsDataBaseTestCase.test
PT-1077 Adding UPDATE.txt updates.