Merge pull request #32 from iain-peddie-tessella/T45_3_batch_save

Initial attempt at batch saving functionality
Update integration JSON with new role names
- tube_to_be_extracted_na+p
Merge branch 'update_integration_json_with_role_name_changes'
Test that ajax for unknown tubes returns from the server
Return empty tube search
Return empty tube search
Uncomment tests
Changes to search function
Merge branch 'unknown_barcode_search_support'
Remove console.log from files apart from test_config
Added a string log() method to test_config
Merge branch 'test_config_logging'
Infer role from order
Removed redundant whitespace
Merge branch 'master' of https://github.com/sanger/S2Mapper into T45_3_batch_save

Conflicts:
	app/scripts/mapper/s2_batch_resource.js
	app/scripts/mapper/s2_tube_resource.js
	test/test_config.js

Post merge