Approval workflows copied fron 1.5.0 devel
Wrong parent folder path in folder edit form fixed.
Assigning workflows to revisions
Assigning of approval workflows to revisions
Revision view optimized for better reading
Approval workflow - log view
Log view steps reordering
jquery-ui upgraded to 1.9.2
Workflow option removed from upload forms
Approval workflow log view face changed
Merge pull request #129 from picman/devel-1.4.6

Approval workflow copied from 1.5.0 devel