Fix missing commit kwarg in GroupForm
Fix missing commit kwarg in GroupForm

rsalmaso/wagtail,wagtail/wagtail,zerolab/wagtail,wagtail/wagtail,rsalmaso/wagtail,thenewguy/wagtail,thenewguy/wagtail,zerolab/wagtail,thenewguy/wagtail,thenewguy/wagtail,rsalmaso/wagtail,wagtail/wagtail,zerolab/wagtail,rsalmaso/wagtail,wagtail/wagtail,zerolab/wagtail,thenewguy/wagtail,rsalmaso/wagtail,zerolab/wagtail,wagtail/wagtail