Initial Timeline refactor changes (nonfunctional)
Reorg of TBITaskdetailViewController with pragma marks and reduced extra schtuff
change timeline delegate spec
Redo step view delegate
some timeline cleanup (especially method organization)
change enterMode structure and push speaksnaptype initialization to stepview
added hideAll buttons and removed stepview switch for button
get rid of step rects property
get rid of enterEditing and leaveEditing modes
Get rid of extra button references, delInEditing. Fix new task flow.
get rid of extra updateTimelineView calls. cleanup commenting, cancelAddstep, and enterMode
Shep's a wizard (wizard label changes)
Merge branch 'origin/master'

Conflicts:
	TBITaskPlanner/TBITaskTimelineView.m
Merge branch 'origin/timeline-refactor'