[LyX/master] revert accidental commit

[Juergen Spitzmueller]

commit a756299c505a18efb70684ec4e39e6ef30ba1f5f
Author: Juergen Spitzmueller <sp...@lyx.org>
Date:   Tue May 1 21:47:41 2018 +0200

    revert accidental commit
---
 src/insets/InsetListings.cpp |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/insets/InsetListings.cpp b/src/insets/InsetListings.cpp
index 94abf69..c403ab8 100644
--- a/src/insets/InsetListings.cpp
+++ b/src/insets/InsetListings.cpp
@@ -335,7 +335,7 @@ void InsetListings::latex(otexstream & os, OutputParams 
const & runparams) const
                        }
                        os << from_utf8(param_string) << "]\n";
                }
-               os << code  << "\\end{lstlisting}\n";
+               os << code << breakln << "\\end{lstlisting}\n";
        }
 
        if (encoding_switched){