updated example for add client key to account
removed console.log
updatewd readme, and added postinall hook for creating a config file from the example
fix typo
fix postinstall script
Merge branch 'master' of github.com:bitpay/node-bitpay-api
added bitpay cli utility for generating keys and associating them with your account
update readme
Merge pull request #23 from gordonwritescode/master

update add client key example, added cli