+Changes after 1.6.2:
+
+ * The CTABLES command is now implemented.
+
+ * FREQUENCIES now honors the LAYERED setting on SPLIT FILE.
+
+ * AGGREGATE:
+
+ - New aggregation functions CGT, CLT, CIN, and COUT.
+
+ - Break variables are now optional.
+
+ * Removed the MODIFY VARS command, which is not in SPSS.
+
+ * Building from a Git repository, which previously required GIMP, now
+ requires rsvg-convert from librsvg2 instead.
+
+ * The pspp-dump-sav program is no longer installed by default.
+