Add id query fields to name queries for convenience

Common use case: text input to find a person, resource, or subject by name, get the link to the thing. If we do know the gnd or hbz id however, entering that into the same field should work too.

Requested for @edoweb by @jschnasse and @literarymachine

Deployed for testing, some samples:

http://test.lobid.org/resource?name=Typee&format=ids
http://test.lobid.org/resource?name=HT014787133&format=ids

http://test.lobid.org/person?name=Johann+Sebastian+Bach&format=ids
http://test.lobid.org/person?name=11850553X&format=ids

http://test.lobid.org/subject?name=Heinsberg&format=ids
http://test.lobid.org/subject?name=7772692-3&format=ids