ignore idea files
lots of tests in 1st lesson passing
parse quoted items; strip whitespace more
evaluator works for atoms, quoted things, and atomed things
forgot to remove print statement
lame equals without lists works; check list equality branch
all evaluator code works
if statements working
if statement now does lazy evaluation
all level 4 and below tests passing
lots of progress in closures
more progress with closures
even more progress with closures
closures done