move all tests to lib/*/test
expose integrations all integrations using readdir
tests: add test to ensure all integrations are exported
tests: move all tests to lib/*/test, and inline settings
amplitude example
merge
Update amplitude
Remove only
Update vero tests
churnbee: add tests
customerio: add tests
drip: add tests
frontleaf: add tests
ga: add tests
heap: add tests
helpscout: add tests
hubspot: add tests
Intercom: add tests
iron-io: add tests
usercycle: add tests