[BUG] gitk --all and git bisect visualize crash in non-english locale

> Hi,
> 
> I'm getting the following crash on recent gitk:
> 
>   $ LANG=fr_FR gitk --all
>   Error in startup script: bad menu entry index "Éditer la vue..."
>       while executing
>   ".bar.view entryconf [mca "Edit view..."] -state normal"
>       invoked from within
>   "if {$cmdline_files ne {} || $revtreeargs ne {} || $revtreeargscmd
> ne {}} {
>       # create a view for the files/dirs specified on the command
> line
>       se..."
>       (file "/home/moy/local/usr-jessie/bin/gitk" line 12442)
> 
> It's linked to the locale:
> 
>   $ LANG=C gitk --all
>   # Just works
> 
> but does not seem to be related to French in particular nor to the
> accent:
> 
>   $ LANG=es_ES gitk --all
>   Error in startup script: bad menu entry index "Modificar vista..."
>       while executing
>   ".bar.view entryconf [mca "Edit view..."] -state normal"
>       invoked from within
>   "if {$cmdline_files ne {} || $revtreeargs ne {} || $revtreeargscmd
> ne {}} {
>       # create a view for the files/dirs specified on the command
> line
>       se..."
>       (file "/home/moy/local/usr-jessie/bin/gitk" line 12442)
> 
> It also works fine without --all.
> 
> It bisects down to:
> 
> commit d99b4b0de27a2bd654a40353b65883e368da6d06
> Author: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
> Date:   Wed Sep 9 15:20:53 2015 +0200
> 
>     gitk: Accelerators for the main menu
>     
>     This allows fast, keyboard-only usage of the menu (e.g. Alt+V, N
> to open a
>     new view).
>     
>     Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
>     Signed-off-by: Paul Mackerras <paulus@samba.org>
> 
> I'm not fluent enough in Tcl to fix this myself, sorry ;-).
> 
> Thanks,
> 

> Hi Matthieu,
>
> This has been reported quite a few times before. A fix is in master,
> see 482456a^2 and children.
>
> On wo, 2015-11-18 at 19:31 +0100, Matthieu Moy wrote:
>> Hi,
>> 
>> I'm getting the following crash on recent gitk:
>> 
>>   $ LANG=fr_FR gitk --all
>>   Error in startup script: bad menu entry index "Éditer la vue..."
>>       while executing
>>   ".bar.view entryconf [mca "Edit view..."] -state normal"
>>       invoked from within
>>   "if {$cmdline_files ne {} || $revtreeargs ne {} || $revtreeargscmd
>> ne {}} {
>>       # create a view for the files/dirs specified on the command
>> line
>>       se..."
>>       (file "/home/moy/local/usr-jessie/bin/gitk" line 12442)
>> 
>> It's linked to the locale:
>> 
>>   $ LANG=C gitk --all
>>   # Just works
>> 
>> but does not seem to be related to French in particular nor to the
>> accent:
>> 
>>   $ LANG=es_ES gitk --all
>>   Error in startup script: bad menu entry index "Modificar vista..."
>>       while executing
>>   ".bar.view entryconf [mca "Edit view..."] -state normal"
>>       invoked from within
>>   "if {$cmdline_files ne {} || $revtreeargs ne {} || $revtreeargscmd
>> ne {}} {
>>       # create a view for the files/dirs specified on the command
>> line
>>       se..."
>>       (file "/home/moy/local/usr-jessie/bin/gitk" line 12442)
>> 
>> It also works fine without --all.
>> 
>> It bisects down to:
>> 
>> commit d99b4b0de27a2bd654a40353b65883e368da6d06
>> Author: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
>> Date:   Wed Sep 9 15:20:53 2015 +0200
>> 
>>     gitk: Accelerators for the main menu
>>     
>>     This allows fast, keyboard-only usage of the menu (e.g. Alt+V, N
>> to open a
>>     new view).
>>     
>>     Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
>>     Signed-off-by: Paul Mackerras <paulus@samba.org>
>> 
>> I'm not fluent enough in Tcl to fix this myself, sorry ;-).
>> 
>> Thanks,
>>