1.0.20161007181528: Fix revmap (#206)

* Reverse mapping output file objects correctly handles "location" fields with
container-internal file:// references.

* Ensure that "location" field is URI with scheme and delete path field after
we're done with it.

1.0.20161005195021

Bump schema-salad version for validation bugfix (#204)

1.0.20160923180109

Scandeps should not recurse on "listing" field because it is copied e…

1.0.20160922135240: Propagate "listing" in scandeps (#197)

* Propagate "listing" in scandeps

* Add test for directory listing in scandeps.

1.0.20160919152321: Scandeps only picks up file objects when "location" in urlfileds. (#194)

* Scandeps only picks up file objects when "location" in urlfileds.

* Make test for scandeps actually test something.  Also expand pack() test to
include external (non-packable) files.

1.0.20160918012352: scandeps handles File and Directory objects directly. (#193)

* Scandeps understands File and Directory objects and handles directories
better.

1.0.20160915202519

Correctly propagate requirements/hints on Workflow step. (#192)

1.0.20160913171024: Fix serializing Directory[] on command line. (#190)

* Fix serializing Directory[] on command line.  Also handle Directory[] in
generate_parser.

1.0.20160912182208

Fix embedded subworkflows to not require "id" field (#185)

1.0.20160907141844

Fix --print-rdf to include dependent documents (tools etc) in graph (…