got all the load script stuff done.

added script args to main shell
also added userlib tests to ci

src/sym.rs

@@ -27,9 +27,6 @@ pub struct SymTable(HashMap<String, Symbol>, usize);
 #[derive(Debug, Clone)]
 pub struct UserFn {
     // Un-evaluated abstract syntax tree
-    // TODO: Intermediate evaluation to simplify branches with no argument in them
-    //       Simplified branches must not have side effects.
-    // TODO: Apply Memoization?
     pub ast: Box<Seg>,
     // list of argument string tokens
     pub arg_syms: Vec<String>,
@@ -65,11 +62,10 @@ pub struct Symbol {
     pub name: String,
     pub args: Args,
     // for internal control flow constructs
-    // eval() will not eval the args
     pub conditional_branches: bool,
     pub docs: String,
     // see SymTable::Insert
-    // (only pub begrudgingly
+    // (only pub begrudgingly)
     pub __generation: usize,
 }