--- a/.hgtags Thu Dec 05 16:14:50 2013 +0100
+++ b/.hgtags Thu Dec 05 17:51:29 2013 +0100
@@ -26,10 +26,6 @@
76fef3e570043b84a32716b5633085d2fb215525 Isabelle2011-1
21c42b095c841d1a7508c143d6b6e98d95dbfa69 Isabelle2012
d90218288d517942cfbc80a6b2654ecb22735e5c Isabelle2013
-c37100233af71af51b225a090317f9cbe05e70a1 Isabelle2013-1-RC1
-782e430e6a83f89b1a9966b28c3d0e0ad883340d Isabelle2013-1-RC2
-fbcaa9f08879dc41d0cd38b6329e70bd602aa2f5 Isabelle2013-1-RC3
-594628261376738e2604627370fcf26e4eab22fa Isabelle2013-1-RC4
9c1f2136532626c7cb5fae14a2aeac53be3aeb67 Isabelle2013-1
57aefb80b639c59bc85347500b9b2f9ef9cc14c6 Isabelle2013-2-RC1
99b9249b3e05c52f62ee6b479e723b44dfd0be77 Isabelle2013-2-RC2