Add filter to DBSCAN view
Add filter to DBSCANexecs view
Fixed error when showing empty results
Fixed error when DBSCANexecs had executions without jobs
Fixed missing data in highcharts (nightmare)

Highcharts silently fails when showing a chart with more than 1000 datapoints. Now it will show the max amount allowed by the browser.
Merge pull request #7 from Aloja/feature/dbscan-filter

New task type filter in DBSCAN and DBSCANexecs views