Fixes #644 - updates missing/changed fields

Fixes #644 - updates missing/changed fields from the API:

- changes `street` to a concatenated `street_1` and `street_2`
separated by a comma.
- changes `zip` to `postal_code`.
- removes `faxes`.
- adds icon helper for phone type with specific icons for tty and fax.
- removes `phone`, `fax`, and `extension` from contacts and adds
`department`.
- adds `alternate_name` in parentheses next to location name.
- adds helper for phone extension to add ‘x’ if extension begins with a
digit.
- adds tests for phone extension formatting.
- adds setting to VCR to prevent it from turning cassette’s body into
binary.
- updates tests to point to ‘example’ instead of ‘macro’.