Destructor added to close pool

Destructor "destroy" added to close pool (god only knows how I forgot to add this initially)
Destroys pool on completion

Posted while travelling in South Estonia, so haven't actually tested this.
TODO: Create/query/destroy 1000 ORMs and ensure that the DB connections are closed properly
Destroy is async, fixed typo in todo-rewrite-spaghetti code
Fix typo

Someone needs to invent a smartphone with a usable text-input system...
Version number ++
Un-removed comma, this isn't a "tidy code" merge
Merge pull request #12 from battlesnake/fix-ddos

Fix ddos