[PATCH 3 of 5 evolve-ext] evolve: add new line after error message

[Laurent Charignon]

# HG changeset patch
# User Laurent Charignon <lcharignon at fb.com>
# Date 1431535594 25200
#      Wed May 13 09:46:34 2015 -0700
# Node ID 96db44ca62d46ac9b57042885e40adb8c1fd9e4e
# Parent  b2e0ca2d6ab8e8399feb6138b6afc1beb9eadc52
evolve: add new line after error message

The new line was missing in a previous patch.

diff --git a/hgext/evolve.py b/hgext/evolve.py
--- a/hgext/evolve.py
+++ b/hgext/evolve.py
@@ -1307,7 +1307,7 @@
         troubled = repo.revs('troubled()')
         _revs = revs & troubled
         if not _revs:
-            ui.write_err("No troubled changes in the specified revset")
+            ui.write_err("No troubled changes in the specified revset\n")
         else:
             for rev in _revs:
                 _solveone(ui, repo, repo[rev], dryrunopt, confirmopt,