Updated parameters to return "null" rather than empty string if not s…

…et at all

Updating to version 1.7.5

Updating to version 1.7.4

Added jQuery manifest file

Fix for proper path parsing when there is a hash and no query string.

Incremented minor version

Fixes / Updates

-fixed host and domain reversed
-updated host to hostname
-added support for multiple protocols (not just http/https)
-added support for auth,user,pass
-added support for "scheme-less" url, ex: //github.com
-fix to normalize path to always end in '/' (IE fix)
-added indexing for domain parts

Renamed to url from uri

Added optional url argument

Added port and protocol options