Merge pull request #4 from korpling/develop

Merge September korpling changes into amir-zeldes/ANNIS
sort the tuples in the document query exactly the same way as in the subgraph query
Merge pull request #361 from amir-zeldes/develop

Merge pull request #4 from korpling/develop
make the RST visualizer more robust
also show corpora without any alias
Merged 'develop'.