Metaforms: sortable metadata BETA

Rows of metadata in a metaform show view can now be sorted.  Needs more
testing before merging branches.

Signed-off-by: shanesuofi <shanes@vandals.uidaho.edu>
Metaforms Sorting Update

1. Tested Hatch with metaform sorting.
2. Added help/tips to metaform show and edit.
3. Added overview page for metaforms.

Signed-off-by: shanesuofi <shanes@vandals.uidaho.edu>
Merge branch 'integration' of https://github.com/cblair/portal into integration