[LyX/master] turned message about disabled converters from prefs from warning to error

[Tommaso Cucinotta]

commit eaa3ddaf4567e99d0dc3433d01de31d89d5f0fdc
Author: Tommaso Cucinotta <tomm...@lyx.org>
Date:   Wed Jan 25 03:09:41 2017 +0100

    turned message about disabled converters from prefs from warning to error
---
 src/Converter.cpp |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Converter.cpp b/src/Converter.cpp
index ead3618..3c04d3f 100644
--- a/src/Converter.cpp
+++ b/src/Converter.cpp
@@ -293,10 +293,10 @@ bool Converters::checkAuth(Converter const & conv, string 
const & doc_fname)
              from_utf8(conv.command()), from_utf8(conv.from()),
              from_utf8(conv.to()));
        if (lyxrc.use_converter_needauth_forbidden) {
-               frontend::Alert::warning(
+               frontend::Alert::error(
                    _("An external converter is disabled for security reasons"),
                    security_warning + _(
-                   "<p>Your current settings forbid its execution.</p>"
+                   "<p><b>Your current preference settings forbid its 
execution.</b></p>"
                    "<p>(To change this setting, go to <i>Preferences &#x25b9; 
File "
                    "Handling &#x25b9; Converters</i> and uncheck <i>Security 
&#x25b9; "
                    "Forbid needauth converters</i>.)"), false);