changed behaviour for "cygcheck -p "

[Frank Ch. Eigler]

Hi -

> > It seems there is a new escape system that is fooling
> > the search engine
> > $ cygcheck -p 'bin/mutt'
> https://cygwin.com/packages/

I suspect it's not new, but yes, urlescaped %XY characters are not
correctly handled in package-grep.cgi.  Until it's fixed, you can use
dots instead of slashes, for example.

- FChE