[LyX/master] Fix coverity false positive

[Jean-Marc Lasgouttes]

commit dc385a8b97cfc0fcb1d7119655ea23688a567944
Author: Jean-Marc Lasgouttes <lasgout...@lyx.org>
Date:   Wed Mar 1 16:41:37 2017 +0100

    Fix coverity false positive
    
    The fall through was intended at db889bc6.
---
 src/insets/InsetCitation.cpp |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/insets/InsetCitation.cpp b/src/insets/InsetCitation.cpp
index b16077f..12044f5 100644
--- a/src/insets/InsetCitation.cpp
+++ b/src/insets/InsetCitation.cpp
@@ -149,6 +149,7 @@ void InsetCitation::doDispatch(Cursor & cur, FuncRequest & 
cmd)
                        cmd = FuncRequest(LFUN_INSET_MODIFY, "changetype " + 
newcmdname);
                }
        }
+               // fall through
        default:
                InsetCommand::doDispatch(cur, cmd);
        }