Parse REQUEST_URI properly
Parse REQUEST_URI properly

parse_url() requires a full URL. As we don't extract the domain name
or scheme from this, we can use a stand-in. This allows the REQUEST_URI
to start with multiple forward slashes...

Fixes #1679

dopesong/Slim,slimphp/Slim,iinux/Slim,iinux/Slim,akrabat/Slim,iinux/Slim,JoeBengalen/Slim,Sam-Burns/Slim,juliangut/Slim,feryardiant/slim,RealSelf/Slim,AndrewCarterUK/Slim,foxyantho/Slim,mnapoli/Slim