A ton of bug fixes

tests/forth/harness.rs

@@ -1,6 +1,6 @@
+use cagire::forth::{Dictionary, Forth, Rng, StepContext, Value, Variables};
 use rand::rngs::StdRng;
 use rand::SeedableRng;
-use cagire::forth::{Dictionary, Forth, Rng, StepContext, Value, Variables};
 use std::collections::HashMap;
 use std::sync::{Arc, Mutex};
 
@@ -17,6 +17,7 @@ pub fn default_ctx() -> StepContext {
         iter: 0,
         speed: 1.0,
         fill: false,
+        nudge_secs: 0.0,
     }
 }
 
@@ -130,4 +131,3 @@ pub fn expect_outputs(script: &str, count: usize) -> Vec<String> {
     assert_eq!(outputs.len(), count, "expected {} outputs", count);
     outputs
 }
-