Add support for URL lookup and browse requests.

Signed-off-by: Ian McEwen <ianmcorvidae@ianmcorvidae.net>
Deduplicate relatable types into a RELATABLE_TYPES list

Signed-off-by: Ian McEwen <ianmcorvidae@ianmcorvidae.net>
Add 'area' to the list of relatable types.

Signed-off-by: Ian McEwen <ianmcorvidae@ianmcorvidae.net>
Update docs.

Signed-off-by: Ian McEwen <ianmcorvidae@ianmcorvidae.net>
Extend relation includes to browse requests generally, as the server supports this

Signed-off-by: Ian McEwen <ianmcorvidae@ianmcorvidae.net>
Merge branch 'relatable-type-deduplication'

* relatable-type-deduplication:
  Extend relation includes to browse requests generally, as the server supports this
  Add 'area' to the list of relatable types.
  Deduplicate relatable types into a RELATABLE_TYPES list

Signed-off-by: Ian McEwen <ianmcorvidae@ianmcorvidae.net>
Merge branch 'url-lookup'

* url-lookup:
  Update docs.
  Add support for URL lookup and browse requests.

Signed-off-by: Ian McEwen <ianmcorvidae@ianmcorvidae.net>

Conflicts:
	musicbrainzngs/musicbrainz.py
Fix whitespace.

Signed-off-by: Ian McEwen <ianmcorvidae@ianmcorvidae.net>
Rename musicbrainz-ngs to musicbrainzngs

Fixes #126

Signed-off-by: Alastair Porter <alastair@porter.net.nz>
add browse_releases_in_collection()

Signed-off-by: Johannes Dewender <github@JonnyJD.net>
use browsing in collection example

Signed-off-by: Johannes Dewender <github@JonnyJD.net>
rather add browsing to get_releases_in_collection()

This way we don't have two different functions
and browsing is probably something most users want.

Signed-off-by: Johannes Dewender <github@JonnyJD.net>
Merge branch 'browse_collection'

see pull request #88 and issue #128

Signed-off-by: Johannes Dewender <github@JonnyJD.net>