Warm up 36
add tests and an example for 01
add example for 32-allergies using bitflagging
add skips back into tests
add skips to tests
Refactor extensions into their own files

Move monkey patches into their own files
Simplify the example.rb
Include short descriptions of the tactics in the extensions
Merge pull request #5 from vosechu/01-add-tests-example

Add tests and an example for 01
Merge pull request #6 from vosechu/32-add-example

add example for 32-allergies using bitflagging
Warmup for Monday
Update for Grains
grains are hard