add greaterThan tests
lessThan tests
renamed
remove tests for positive and negative integers
add greaterThan and lessThan methods
remove more pos/neg int stuff
update aliases
temporarily removed comments
put comments back in
some more tests
test dates with greaterThan and lessThan
add equal method and test
test date comparisons with is.equal
adds sameDate method in addition to today
more commentary
use  instead of  for brevity
rearranged and documented everything
started documenting the module
minor edits
minor edits