Design three main buttons for the GUIs

Commit by:
rlangelo
mrracine
Change module of planning poker

Add buttons, tabs .
fning@wpi.edu
Removes some of the extra code from the GUI. bjmcmorran sjhalloran pcbiggs mrracine arlund sjlong (pair programming with code on projector)
Merge branch 'Iteration-1-dev' into Iteration-1-dev-GUI
Commit before merge. bjmcmorran sjhalloran pcbiggs mrracine arlund sjlong (pair programming with code on projector)
Merge branch 'Iteration-1-dev' into Iteration-1-dev-GUI
Attemts to change from a Requirement to a PlanningPokerSession. bjmcmorran sjhalloran pcbiggs mrracine arlund sjlong (pair programming with code on projector)
Fixes build problems. Still some cruft left. bjmcmorran
Fixed import packages error. Should be working. mrracine sjhalloran pcbiggs arlund bjmcmorran
Cleans out Requirement Manager functionality from new module sjhalloran pcbiggs arlund mrracine
Fixes merge problems with last commit
fixed error GetRequirementsRequestObserver

fning