+Changes from 0.7.1 to 0.7.2:
+
+ * Updated Perl module interface.
+
+ * Value labels for long string variables are now supported.
+
+ * Missing values for long string variables are now supported.
+
+Changes from 0.7.0 to 0.7.1:
+
+ * Added a perl module to facilitate reading and writing of pspp system
+ files from perl programs.
+
+Changes from 0.6.2-pre6 to 0.7.0:
+
+ * Custom variable and data file attributes are now supported.
+ Commands VARIABLE ATTRIBUTE and DATAFILE ATTRIBUTE have been added
+ for setting and clear attributes. Support for attributes has also
+ been added to commands that read and write system files, such as
+ SAVE and GET, as well as to the DISPLAY command.
+
+Changes from 0.6.1 to 0.6.2-pre6:
+
+ * New translations:
+
+ - Dutch, thanks to Harry Thijssen.
+
+ - Brazilian Portuguese, thanks to Michel Boaventura.
+
+ Thanks for translations are also due to the coordinators at
+ translationproject.org.