Explicitly set the files to install.
Minor package.json cleanup.
Update all dependencies to their latest versions.
Clean up JSHint's options.
test/helpers.js: fix check for array.
Minor README.md tweaks.
Merge pull request #347 from XhmikosR/array

test/helpers.js: fix check for array.
Merge pull request #345 from XhmikosR/package.json

Update package.json
Merge pull request #348 from XhmikosR/readme

Minor README.md tweaks.