Merge pull request #4 from exercism/travis-ci

test out travis config (#2)
use install key to override default cabal behavior
Add Travis-CI badge to readme
Add MIT license
Merge pull request #5 from michaelavila/add_mit_license

Add MIT license
Update readme
Add house exercise
Merge pull request #6 from sjakobi/house

Add house exercise
require case insensitive comparison for the /= test
Merge pull request #7 from etrepum/anagram-case-insensitive

require case insensitive comparison for the /= test
Add food-chain exercise
Merge pull request #8 from sjakobi/food-chain

Add food-chain exercise
Fix nomenclature per recent discussions
Introduce proper config file
Delete outdated text config
Update config to ignore test directory
Add deprecated section to config
Add configlet to travis build
Fix typo in test message.

Change "nonsence" to "nonsense".
Merge pull request #11 from hritchie/patch-1

Fix typo in test message.