[LyX/master] fix coding style

[Peter Kümmel]

commit 6407d45a69a5393105fe6b3986633335467d0fa1
Author: Peter Kümmel <kuem...@lyx.org>
Date:   Sat Aug 16 07:26:21 2014 +0200

    fix coding style
    
    (should have read ml first)

diff --git a/src/tests/check_layout.cpp b/src/tests/check_layout.cpp
index d4180d5..af2a9c2 100644
--- a/src/tests/check_layout.cpp
+++ b/src/tests/check_layout.cpp
@@ -47,7 +47,7 @@ using namespace std;
 bool test_Layout(string const & input, string const & output)
 {
        FileName const ifn(makeAbsPath(input));
-    LayoutFileList& l = LayoutFileList::get();
+    LayoutFileList & l = LayoutFileList::get();
        LayoutFileIndex i = l.addLocalLayout(ifn.onlyFileName(), 
ifn.onlyPath().absFileName());
        if (i.empty()) {
                cerr << "Could not read layout file " << input << ".layout.\n";