[SECURITY] Fedora 30 Update: dcmtk-3.6.2-6.fc30

DCMTK is a collection of libraries and applications implementing large parts the DICOM standard. It includes software for examining, constructing and converting DICOM image files, handling offline media, sending and receiving images over a network connection, as well as demonstrative image storage and worklist servers. DCMTK is is written in a mixture of ANSI C and C++. It comes in complete source code and is made available as “open source” software. This package includes multiple fixes taken from the “patched DCMTK” project. Install DCMTK if you are working with DICOM format medical image files.