partway towards commands

I got very confused and started mucking about with "spawn" when in fact all I needed was the "inline" extension type in orcx that allows the interpreter to expose custom constants.

orchid-std/src/macros/rule/matcher.rs

@@ -1,9 +1,8 @@
 use std::fmt;
 use std::rc::Rc;
 
-use orchid_base::error::OrcRes;
-use orchid_base::interner::is;
-use orchid_base::name::Sym;
+use orchid_base::Sym;
+use orchid_base::{OrcRes, is};
 
 use super::any_match::any_match;
 use super::build::mk_any;