v7.0-beta.17

* Issue **#1355** : Fixed stepping from dashboard text pane.

* Issue **#1354** : Fixed double click to edit list items, e.g. properties.

* Issue **#1340** : Fixed issue with FindReplaceFilter where it failed in some cases when more than one filter was chained together.

* Issue **#1338** : You can now configure the max size of the map store cache.

* Issue **#1350** : Fixed scope of dictionaries when loaded in multiple XSLT pipeline steps.

* Issue **#1347** : Added SSL options to `http-call` XSLT method.

* Issue **#1352** : Fixed Hessian serialisation of user identities on tasks.

* Change docker image to allow us to pass in the dropwizard command to run, e.g. server|migrate.

* Stop MySQL outputing Note level warnings during migration about things that don't exist when we expect them not to.