API method #variables_bundle
variables bundle: escape variable ids
method rename: variables_bundle=>variable_values; support for option "check" removed
fix regression in audit specs (adjust expectation after earlier changes in spec_helper)
api.variable_values -- failover for 404
bump version (4.7.2->4.8.0)
Merge pull request #30 from conjurinc/variables_bundle

Batch retrieval