fix broken unit test; add unit test to elem
fix unit tests
fix unit tests
fix unit tests
string keys and nested values test.
beginning observables list
add nuprng
finish walkers
slightly better test discipline
add ch. 7 tests; comments to nuprng
Correct bad comment in core_test.clj
incremental safety commit
add io tests, several utils
sets are functions that test membership
borrowed nice UI app
apply improvements suggested in SO question
improved structure-access testing
fix missing ref to pprint
add fractal trees
add writer-monad test