4.3.0

• Added PxpFinancial and Trustpay to the PaymentProcessor enum.
• Equivalent domain names are now normalized when hashAddress is used.
  For example, googlemail.com will become gmail.com.
• Periods are now removed from gmail.com email address local parts when
  hashAddress is used. For example, f.o.o@gmail.com will become
  foo@gmail.com.
• Fastmail alias subdomain email addresses are now normalized when
  hashAddress is used. For example, alias@user.fastmail.com will
  become user@fastmail.com.
• Additional yahoo.com email addresses now have aliases removed from
  their local part when hashAddress is used. For example,
  foo-bar@yahoo.com will become foo@yahoo.com for additional
  yahoo.com domains.
• Duplicate .coms are now removed from email domain names when
  hashAddress is used. For example, example.com.com will become
  example.com.
• Certain TLD typos are now normalized when hashAddress is used. For
  example, example.comcom will become example.com.
• Additional gmail.com domain names with leading digits are now
  normalized when hashAddress is used. For example, 100gmail.com will
  become gmail.com.
• Additional gmail.com typos are now normalized when hashAddress is
  used. For example, gmali.com will become gmail.com.
• When hashAddress is used, all trailing periods are now removed from an
  email address domain. Previously only a single period was removed.
• When hashAddress is used, the local part of an email address is now
  normalized to NFC.