BUG Fix correct usage of transactional code using current SS_Database API
Merge pull request #82 from tractorcow/pulls/transactions

BUG Fix correct usage of transactional code using current SS_Database API
Bug. Wrong string entity.

'Newsletter.SubscriptionSubmitted' is already used for "Subscription submitted!" text.
Merge pull request #84 from uniun/patch-2

Bug. Wrong string entity.
Merge pull request #1 from silverstripe-labs/master

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