Fix #2058: `IntegrityError` when previewing#2060

Merged

jnm merged 2 commits intomasterfrom 2058-multiple-previews-of-unsaved-form-changes

Nov 7, 2018

+22-3

Commits on Nov 6, 2018

fix copypaste error
magicznyleszek
committed

Commits on Nov 7, 2018

Fix #2058 : IntegrityError when previewing
jnm
committed