Added 'clean' and 'run' scripts, and GoSublime project file
Updated Otto and made some compatibility fixes

Newest rev of Otto fixes our unit tests, yay. I did have to make some
small changes to the way ChannelMapper recognizes array values.
Changes feed now uses Tap feed to watch for document changes.

This is the first milestone toward making the sync gateway scaleable.
Ignore sublime-workspace file (created by Sublime Text editor)
Use the correct revision of gomemcached.
More robust, "futureproof", ottoValueToStringArray function