Provoke issue described in #164 in test.
Travis: No deployment branch; test develop.ontohub.org.
We need git-svn on travis for testing of the git branch and the further releases.
Merge branch 'develop' into issue164-undefined_kind_in_entities
Allow using the ontology search as filter of ontologies
views for metadata fields
fixing missing tabbar-error
let DOs generate child-iris with ? instead of #.

In HTTP/URL syntax the "#" represents a fragment which
isn't even send to the server. This usually means that
it is not appropriate to use "#" for single individuals.
Instead we will use the Query-Separator "?".
adjust test(s) to use new ?-query syntax.
use do-child, when provided, for custom routing.
remove unnessecerily routes
Merge branch 'staging', remote-tracking branch 'origin' into augmenting318_listing_ontologies_for_repositories
Define a Response class explicitly
Merge branch 'augmenting318_listing_ontologies_for_repositories' of github.com:ontohub/ontohub into augmenting318_listing_ontologies_for_repositories
Building further domain field properties
Merge branch 'staging' into issue164-undefined_kind_in_entities

Conflicts:
	test/unit/ontology_import_xml_test.rb
Merge branch 'staging' into issue164-undefined_kind_in_entities
category tree based search for ontologies
adding new routes for categories
Get entity name and kind from other entity with same text if undefined in hets XML output. Workaround for #164.