add script/cibuild
check in gems
delete unnecessary platforms
remove --local from Gemfile
check in Gemfile.lock because the lack of it is causing problems
define info_signal for new minitests
don't override singleton_class? if it already exists
rm this test because it fails and we don't particularly care about plugins
go away generator tests
only run tests with sqlite
Merge pull request #56 from github/3-2-github+ci

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