Merge from development 1.5.0.1.3, new structure
Update rspec to 2.13
Adding specs for dirty-attributes
Stub persistor to load mocked object
Add deep copy strategy spec
Dirty attribute partially implemented. specs failing
Add dirty?. No dirty strategy works.
Fix dirty specs
Implement MD5 and SHA1 for dirty attributes
Set default dirty attribute strategy to for sequel store.
Merge pull request #185 from maxigit/47872535_implement_dirty_tracking

47872535 implement dirty tracking
Bump version : 2.1.0.2
Add ActionGroup class.
Bump version.
Update doc.
Merge pull request #186 from maxigit/51219879_add_action_group_

51219879 add action group
Remove debugger
Merge remote-tracking branch 'sanger/master' into development

Conflicts:
	Gemfile.lock
	lib/lims-core/actions/action.rb
	lib/lims-core/version.rb
Optional format for BulkAction

if element_name is not set, the result transformation doesn't try
to pluck element name.
Bump version 2.2.0.2.0