Merge pull request #4 from davidbernard/master

Facility Manager and Client Filtering
Get rid of PPRActionManager’s method updateAction.  Change PPRScheduleViewController so it no longer uses updateAction, but instead uses a new routine, updateStatusOf:to: in its place.  For action status keys, replace string literals with constants.
Merge pull request #1 from pegwing/master

get into dvincent:master the Frank stuff, new managers, etc
Fix typo in comment.  Tiny change to see what happens with git.
Merge branch 'master' of https://github.com/dvincent/ppreminderer

Trying to fix stuff.
Merge pull request #5 from dvincent/master

Merge ActionManager improvements - updateStatusOf:
Merge remote-tracking branch 'pegwing/master' into domain_objects_master
Singleton for management multiple singleton classes.
Refactoring for singleton