Add ability to specify a custom traversal strategy.
Add some examples for the walk module.
Added grunt jshint task.
Removed browser-dependent arity test.
Fixed another leaking global.
Merge pull request #77 from joshuacc/remove-arity-test

Removed browser-dependent arity test.
Merge pull request #78 from joshuacc/leaking-global

Fixed another leaking global.
Merge pull request #76 from joshuacc/jshint

Adding linting via JSHint
Allow 'new Constructor' without parens.
Added missing semicolons flagged by JSHint.
Removed unnecessary semicolons flagged by JSHint.
Fixed broken tests for _.splitWith
Merge pull request #80 from joshuacc/splitwith-test

Fixed broken test for _.splitWith
Merge pull request #79 from joshuacc/jshint

Fixed simple JSHint warnings
Allow 'new Function' for _.arity.
Rework _.unfold for clarity and to avoid JSHint warning W093.

W093 is 'Did you mean to return a conditional instead of an assignment?"
Avoid JSHint warning W093 in _.accumulate.
Prevent JSHint warning W093.
Use === for comparing against 'true' and '0'.
Don't assign to arguments object. JSHint E031