v3.0.0

BREAKING CHANGES

• The .getAllHeaders() method has been renamed to .all() (#12).

Features

• Adds a new Headers.raw() method to return an object with raw header name/value pairs (#12).
• Keeps the map of the raw headers internally to retrieve them as raw.

Bug fixes

• Fixes an issue when looking up a header by name resulted in null being returned if there were more than 1 header (#10)

Internal

• Reduces the amount of header name normalization happening when working with .append() and .delete() methods.