Reverting b297b0f0 in order to re-commit with proper attribution.

Re-commit with proper attribution.

Reverting f9b8d908 so that I can re-commit with proper attribution.

When saving an API key, there is now a message shown both when the key is valid and when it is not.

Drupal already shows a moderation message, so including this one results in two nearly-identical messages.

The submit-spam endpoint is only for messages that were previously marked as ham by the anti-spam service but are in reality spam. Sending all spam to submit-spam greatly reduces the ability of the anti-spam service to learn from missed spam reports.

Defensio's API shut down a long time ago. Remove referenes to it and update wording to reflect that Akismet is the only option right now.

Remove Typepad Anti-spam as an option.

Typepad's antispam service shut down long ago, and the recommended replacement (Impermium) has since been acquired and shut down as well.

Fixes #2379263

Issue #2108131 by Nitebreed, DamienMcKenna: antispam_prepare_comment_data requires an object, so antispam_api_cmd_spam_check must pass it an object.

Issue #1349574 by mgifford, DamienMcKenna: Wealth of small fixes to match the Drupal coding standards.

Issue #1483796 by Dmitriy.trt, tim.plunkett | joey1911: Fixed AntiSpam fatal error when posting comments.

Issue #1551256 by tim.plunkett, NitroPye: Fixed 'Anonymous (Not Verified)' in place of all user names on admin pages.

Issue #1356974 by Everett Zufelt: Modified antispam_user_insert() to use proper table name for db_query() {antispam_moderator}.

Issue #1235538 by Everett Zufelt: Added db_update() call to publish / unpublish comment as there is a bug in some actions in Drupal 7.

#1020360 by DdR - PDOException
#1028462 by Cheek - Error on register page