[LyX/master] Add comment

[Juergen Spitzmueller]

commit 312e82876cb695293ddfec39037820777a4c7aa1
Author: Juergen Spitzmueller <sp...@lyx.org>
Date:   Fri Jul 8 16:48:56 2016 +0200

    Add comment
---
 lib/layouts/linguistics.module |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/lib/layouts/linguistics.module b/lib/layouts/linguistics.module
index deaa1df..b20288c 100644
--- a/lib/layouts/linguistics.module
+++ b/lib/layouts/linguistics.module
@@ -31,6 +31,8 @@ Style Numbered_Example_(multiline)
        EndFont
        Requires              covington
        Preamble
+       % Backwards compatibility with covington < 1.1
+       % This code can be removed eventually
        \@ifundefined{covexample}{%
            \newenvironment{covexample}{\begin{example}}{\end{example}}%
        }
@@ -50,6 +52,8 @@ Style Numbered_Examples_(consecutive)
                Tooltip       "Customize the numeration"
        EndArgument
        Preamble
+       % Backwards compatibility with covington < 1.1
+       % This code can be removed eventually
        \@ifundefined{covexamples}{%
            \newenvironment{covexamples}{\begin{examples}}{\end{examples}}%
        }