From 0aec33ac7ede9098b5cef9ce467bfad5aca8b379 Mon Sep 17 00:00:00 2001
From: Arnaud Spiwack
Date: Mon, 8 Sep 2014 10:58:07 +0200
Subject: CHANGES: existential variables are always "substituted" in the new
 tactic engine.

---
 CHANGES | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/CHANGES b/CHANGES
index c8ad42d2fe..5d014399a1 100644
--- a/CHANGES
+++ b/CHANGES
@@ -76,7 +76,10 @@ Tactics
 
 - New tactic engine allowing dependent subgoals, fully backtracking
   (aka multiple success) tactics, as well tactics which can consider
-  multiple goals together.
+  multiple goals together. In the new tactic engine, instantiation
+  information of existential variables is always propagated to
+  tactics, removing the need to manually use the "instantiate" tactics
+  to mark propagation points.
   * New tactical (a+b) insert a bakctracking point. When (a+b);c fails
     during the execution of c, it can backtrack and try b instead of a.
   * New tactical (once a) removes all the backtracking point from a
-- 
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