disabled HOL-Proofs-Lambda temporarily, which causes problems with 2a1953f0d20d;

--- a/src/HOL/IsaMakefile	Mon Mar 26 18:32:22 2012 +0200
+++ b/src/HOL/IsaMakefile	Mon Mar 26 19:18:03 2012 +0200
@@ -65,7 +65,6 @@
   HOL-Predicate_Compile_Examples \
   HOL-Prolog \
   HOL-Proofs-ex \
-  HOL-Proofs-Lambda \
   HOL-SET_Protocol \
   HOL-SPARK-Examples \
   HOL-SPARK-Manual \
@@ -81,6 +80,8 @@
   HOL-ZF
     # ^ this is the sort position
 
+# FIXME  HOL-Proofs-Lambda
+
 generate: \
   HOL-HOL4-Generate \
   HOL-HOL_Light-Generate