+# Incremented to format 2, r39670 by jrioux
+# Support for multiple file extensions per format.
+# No conversion necessary.
+
+# Incremented to format 3, r39705 by tommaso
+# Support for file formats that are natively (g)zipped.
+# We must add the flag zipped=native to formats that
+# were previously hardcoded in the C++ source: dia.
+
+# Incremented to format 4, r40028 by vfr
+# Remove support for default paper size.
+
+# Incremented to format 5, r40030 by vfr
+# Add a default length unit.
+# No conversion necessary.
+
+