Path import accepts prefixed uris
Check if upload module exists

In edit form alter
Fixed hardcoded JS path
Merge branch 'master' of github.com:WissKI/wisski_pathbuilder
Bugfix in triple generation

When generating triples of a path that has only a class and a dt property
and when the subject is unknown/new, broken triples would be generated.
(triple subject would be empty string, resulting in a triple with subject
literal in ARC!)
changes for sql import
Bugfix in Sparql literal escaping
Made PG compatible.
Added changes for node name caching
Merge branch 'tmp'

Conflicts:
	wisski_pathbuilder.inc
Revert
Merge branch 'master' into suckale

Conflicts:
	wisski_pathbuilder.inc
	wisski_pathbuilder.module