Getting responses to copy from one response_set to another
Adding tests for copying answers across response_sets
Changed response_set-copying method to not take an id - we'll need permissions checks higher-up, so they might as well pass the objects they'll have loaded
Shoe-horning in the functionality to duplicate response_set answers into a new survey. When the views are designed, this will need to change again.
Merge branch 'master' into copying_response_sets

Conflicts:
	app/models/response_set.rb
	test/unit/response_set_test.rb
Merge branch 'master' into copying_response_sets

Conflicts:
	app/models/response_set.rb
	test/unit/response_set_test.rb
Merge pull request #100 from theodi/copying_response_sets

Copying response sets
formatting conditions for repeaters
added quotes around string values
Updating incomplete response_sets when survey has new version
Added required survey attribute for dataset title
Added default value for dataset titles
Updated survery to prevent completing before they are logged in
Fixing bug in creating new response_set when survey is superceded, and DRYing checks for completed response_sets
Moving dev/test surveys to subdirectory so they don't get parsed by the tests and deployment rake task
Ensuring that only incomplete response_sets can get updated automatically
Merge pull request #101 from theodi/copying_response_sets

Copying response sets across versions and jurisdictions
Ignoring coverage folder in Git
Streamlining some of the queries and maps to increase speed of requirements calculation
Adding some indexes to speed up the queries