Merge pull request #459 from erwinwinder/master

Download csv from dataexplorer
support for integration tests + example selenium test
Merge pull request #460 from dennishendriksen/master

Support selenium/integration tests + example
improve db write performance: add rewriteBatchedStatements property
improve db batch writing performance
Merge pull request #461 from dennishendriksen/master

Improve db batch writing performance
Added apply button to filterdialog
Fixed error sorting on mref
Fixed error sorting on mref github issue #453
Fix for github issue 455. After applying filter go to page 1