Time methods should coerce the day, hour, minute, or second with #to_int
Merge pull request #687 from atambo/time_coerce_to_int

Time methods should coerce the day, hour, minute, or second with #to_int
Use hash rather than full sexp for cache key to significantly reduce memory usage.
Merge pull request #692 from nirvdrum/reduce_class_cache_memory_usage

Use hash rather than full sexp for cache key to significantly reduce mem...