initial code for change_events, with Append event. Used to fix REPL
Tear out old inline-state code. Add block.hasNestedContents
fix tests to use make_stack. Add RetainedFrame
Add inject_context, fix related tests
repair memoize system, fix bugs with PackState
Add to docs/code_samples
dead code cleanup: evaluate_minimum
refactor if-block so cond expr is inside case block
Add Frame.outgoingState. Add state_reset tests
Initial pass on while-loop
add compare() and list_sort_mergesort()
add hashtable_get_keys
First working version of while-loop
Revisit memoization. Now use MemoizeCheck/MemoizeSave
bring back load_script
add Stack.has_error
bug fix, stack_pop change caused breakage
remove Frame.shouldRetain, just check is_null(outgoingState)
bug fix: unnecessary pack_state for terms outside of minor block
add Rect.size and circa_set_symbol