basics of runtime refs
update ref representation to have state with no annotation
initial implementation of refs
Merge branch 'master' into ref
extract get-new-cases call from compile-split-update
avoid exponential compilation
make ref fields work with cases
make sure equality uses eq for now
Merge branch 'master' into ref
initial insufficient implementation of graph -- what to do with multiple/zero annotations
merge with master
initial implementation of frozen graphs
some programmatic creation of cycles
thread location information for errors on ref initialization
fix tests for new semantics of dot on refs
m-graph implementation
fix test message for frozen refs on graph, and add graph tests to main
bootstrap with refs and graph:
test releases with -test suffix
make torepr on data be handled internally unless an overriding torepr is provided