added class for duplicate ops, implemented delete
Merge branch 'duplicateInfo' into duplicateOps
Added popup to duplicate display
Added option to add pHashes to a filter list
Merge branch 'master' into duplicateOps
Added search for filtered items

- Selection by reason not implemented yet
Added scrollpane to display group
Fixed Inputstream leak
Added menu to ignore images

Ignore is non-persistent, reset option not yet reachable via GUI.
Fixed ignore images

Was not used on Filter searches, ignored images could be added multiple
times.
Changed mark option to mark and delete
Added method for exact filter search
Fixed bug in sort filter

return instead of continue. Oops.
Clicking on thumbnails displays original image
Added option to add folders to filter

Fixed possible NPE when trying to add paths that are not in the DB.
Implemented record pruning
Fixed prune records

Missing wildcard in like query.
Fixed warning in maven project setup

Set project source file encoding to UTF-8