[m-rev.] for post-commit review: compilation of large programs in NEWS

[Julien Fischer]

For post-commit review by anyone.

Add improved compilation for large programs to 13.05 NEWS.

NEWS:
     Mention Zoltan's various improvements for supporting compilation
     of large programs.

Julien.

diff --git a/NEWS b/NEWS
index ec83e0a..27b7861 100644
--- a/NEWS
+++ b/NEWS
@@ -60,6 +60,14 @@ Changes to the Mercury compiler:
  * A new option, `--cstack-reserve-size', allows the size of the C
    stack for executables to be changed on Microsoft Windows systems.

+* We have improved compilation times for very large programs.  In
+  particular, compilation times for predicates containing the following
+  have been improved:
+      - large ground terms
+      - large disjunctions
+      - large numbers of higher constructs and/or code that uses
+        large hierarchies of type classes
+
  Changes to the Mercury debugger:

  * We have added new capabilities to the "level", "retry" and "finish" mdb