Use development branches for lims-core and lims-api
Use version 2.1 of Api and Core
Merge remote-tracking branch 'sanger/master' into development

Conflicts:
	Gemfile.lock
Update to rspec 2.13
Update core : use dirty-attribute
Merge pull request #7 from maxigit/47872535_implement_dirty_tracking

47872535 implement dirty tracking
Fix Gemfile using local version of the lims-core.
Update lims-api to use same lims-core version.
Fix FileUtils not found.
Merge pull request #9 from maxigit/50667647_fix_spec_request_generation

Fix FileUtils not found.
Add bulk create tube action
Shared code for creating a tube
Require bulk create tube action
Use the shared code
Specs for bulk create tube
Use string instead of symbols
Iterate over aliquots only if aliquots is not nil
Add specs for bulk create tube and fix root json specs
Bump version
Require bulk_create_tube_resource