Minor tweaks of View UT.

git-svn-id: svn://graphite/hackamore/trunk/Hackamore@147 57787f05-46dc-4277-aca0-fea81b7b9c9c
Put the delay back in the View UT.

git-svn-id: svn://graphite/hackamore/trunk/Hackamore@148 57787f05-46dc-4277-aca0-fea81b7b9c9c
Changed Multiplexer to service all pending Events on a single Source
before moving onto the next Source. Not clear this is right; round robin
might be more appropriate.

git-svn-id: svn://graphite/hackamore/trunk/Hackamore@149 57787f05-46dc-4277-aca0-fea81b7b9c9c