Filename with "./" in breakpoint command

[Andrew STUBBS]

Joel Brobecker wrote:
>>If the user types 'b ./foo.c' then that maps to exactly 1 file. If the
>>file can be found, we could set the breakpoint. If the file can not be
>>found, then we should give the error that there is no such file.
> 
> 
> To me, it is natural that ./foo.c means foo.c in the current dir, so
> should be expande to $cdir/foo.c. So I like Daniel's suggestion.
> 

It would be useful if GDB would strip ./ from the middle of paths. These 
things tend to creep in when pasting paths together and nobody removes 
them because they usually not wrong.