[LyX/master] Fix version number

[Juergen Spitzmueller]

commit c1dcecb3760278650dbb587ccd54ebd4bfad369a
Author: Juergen Spitzmueller <sp...@lyx.org>
Date:   Tue Apr 21 15:48:32 2015 +0200

    Fix version number

diff --git a/lib/lyx2lyx/lyx_2_2.py b/lib/lyx2lyx/lyx_2_2.py
index f885f57..98c0779 100644
--- a/lib/lyx2lyx/lyx_2_2.py
+++ b/lib/lyx2lyx/lyx_2_2.py
@@ -833,7 +833,7 @@ convert = [
           ]
 
 revert =  [
-           [485, [revert_forest]],
+           [486, [revert_forest]],
            [485, [revert_ex_itemargs]],
            [484, [revert_sigplan_doi]],
            [483, [revert_georgian]],