mailchimp 7.x-2.2

HIghlights include documentation for each module (at last!), exportable lists (yeah!) and additional access to the STS API. Complete changes follow.

Changes since 7.x-2.1:

• #1307152: Make MailChimp lists exportable.
• Removing leftover debugging code.
• #1335202: Allow for a second tier of user tokens.
• Return a render array on the STS settings page rather than a string.
• #1278288: Ensure list blocks only show for selected roles.
• Add an STS setting for the email from name and allow additional parameters to be sent to the STS API if they are set through hook_mail_alter(). Resolves #1300390.
• #1334164: Enable translation for form merge field titles.
• Replacing lingering tabs with spaces.
• #1350580 by fago: Add hook_flush_caches() implementation.
• Documentation in the form of README files for each module. At lastt ;).