Changing p to page for more compatibility

Newznab uses page NOT p var - previously installed rewrites
will not rewrite properly for everyone 
Changing p to page for more compatibility

Newznab uses page NOT p var - previously installed rewrites
will not rewrite properly for everyone
Added info for nginx rewrite changes
Changing p to page for more compatibility
Merge pull request #26 from ruhllatio/master

Tested to work perfectly for nginx under /var/www/newzdash