Add support for re-processing directories. This is needed because there may be circular dependencies in the dox -- for instance, DCOP's dox refer to kdeui and vice-versa, so you need to process at least one of the directories twice to resolve all the references.
Add support for re-processing directories. This is needed because there may be circular dependencies in the dox -- for instance, DCOP's dox refer to kdeui and vice-versa, so you need to process at least one of the directories twice to resolve all the references.

svn path=/trunk/KDE/kdepim/; revision=424132

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi