Merge pull request #540 from dennishendriksen/master

Do not index on startup, rename indexer + update spring libs
change test generation to target dir
Merge pull request #542 from dennishendriksen/master

Fix data explorer config
Merge pull request #543 from georgebyelas/master

change test generation to target dir
Merge branch 'master' of https://github.com/molgenis/molgenis
bug fix: close streams