Synced PseudoPerldoc process() code with Pod::Perldoc >= 3.21_01

This commit reverted changes of r19825 (commented out failing code)

Patch previously was submitted to [Padre maillist](http://mail.perlide.org/pipermail/padre-dev/2014-April/003593.html)
On 12/09/14 07:10, Vladimir Lettiev wrote:
>
> In lib/Padre/Browser/PseudoPerldoc.pm:
>
> > @@ -62,7 +60,7 @@ sub process {
> >  	$self->find_good_formatter_class;
> >  	$self->formatter_sanity_check;
> >
> > -	$self->maybe_diddle_INC;
> > +	$self->maybe_extend_searchpath;
>
> Padre requires 'Pod::Perldoc' => '3.23', so this is not possible
>
> —
> Reply to this email directly or view it on GitHub 
> <https://github.com/PadreIDE/Padre/pull/1/files#r17464450>.
>
Vladimir++

sorry for the late application of your hack :(