Turned on ScopedTypeVariables but not using explicit forall in signatures. Issue #33
Rename >-> to -<<. Issue #32
Use Optional#contains instead of Foldable#elem. Issue #28
Remove -XSafe for Issue #20
Rename Str not found to Chars not found. Issue #21
Add exercise to determine if a list has a length greater than 4. Issue #30.
Fix tests for <* Issue #25
Delete filterM exercise and use List#filtering instead. Issue #26
Add list tests for replicateA Issue #27
Add zipper function to construct with haskell []. Issue #29
add instance Extend MaybeListZipper. Issue #36
update cabal-install. Issue #22
Add pronunciation for symbols. Issue #24
Fixed tests for right apply and left apply.

Fixes #37 and Fixes #25 (properly).
depend on QuickCheck
tests for ListZipper. Issue #31
change instructions to cabal install --only-dependencies
Update Applicative.hs
add Mark in the readme
clarify point about introduction modules