diff -r 6d736d983d5c -r 57181bb1dfe0 .hgtags
--- a/.hgtags	Sun Jan 30 13:02:18 2011 +0100
+++ b/.hgtags	Sun Jan 30 18:36:35 2011 +0100
@@ -29,3 +29,4 @@
 7d035da21e9c0df597613aca8dea59a99e2d0b30 isa2011-test1
 237328506a4202f2c341a7308b5fb01b9c64a1cd isa2011-test2
 55a45051b22050454984f9665065f4ef1bde0a66 isa2011-test3
+6d736d983d5cfec4a6c6fba174db2cd93493a96b Isabelle2011