delete webhooks when account is disconnected

8 jobs for master in 4 minutes and 39 seconds (queued for 2 seconds)
Status Name Job ID Coverage
  Test
passed py2.7-min-postgres #32396

00:02:43

passed py2.7-pypi-postgres #32397

00:03:59

69.0%
passed py3.6-min-mysql #32392

00:04:38

passed py3.6-min-postgres #32394

00:04:08

passed py3.6-min-sqlite #32390

00:03:47

passed py3.6-pypi-mysql #32393

00:04:05

69.0%
passed py3.6-pypi-postgres #32395

00:04:06

69.0%
passed py3.6-pypi-sqlite #32391

00:03:05

67.0%