Added default when creating child pages.
Added default when creating child pages.

hibbitts-design/grav-skeleton-oer-content-space,stegrams/grav-gantr5-oer-lab,hibbitts-design/grav-skeleton-oer-content-space,hibbitts-design/grav-skeleton-oer-content-space,stegrams/grav-gantr5-oer-lab,stegrams/grav-gantr5-oer-lab