+
+ * ctsim: Added PPM/PGM and PNG file import to imagefile.
+
+ * ctsim: Added import of DICOM grayscale files.
+
+ * ctsim: Added imagefile export to DICOM files.
+
+ * ctsim: Added background and SMP processing for reconstructions.
+
+ * ctsim: Added background and SMP processing for scanning.
+
+ * ctsim: Added background and SMP processing for rasterization.