[#CE9630689491D7B85932B69E5F41B471334923AF]
Remove the origin component
static_url& remove_origin();
This function removes the origin, which consists of the scheme and authority.
assert( url( "http://www.example.com/index.htm" ).remove_origin().buffer() == "/index.htm" );
this->scheme_id() == scheme::none && this->has_authority() == false
Linear in `this->size()`.
Throws nothing.