WIP.
WIP for node_access_acquire_grants(), but in the end we will handle it on og.
Code moved to pluggable_node_access.
Use forked version of OG.
Use the right branch.
Start adding logic to components.
Merge branch 'develop' into 196
Added page Discussion edit.
Panels dependency.
Don't show selection of node types. Show discussion fields.
WIP: Set default values from the node that is editing.
Default values from the node that is editing. Send the right group id
Added document adding form to the full page disussion post form.
WIP: Adding document reference to discussion.
Basic purl changes.
Doc.
Use machine name instead.
Editing discussion instead of creating new one.
no double :.
Minor group changes.