Added the abstract list model for the Planning Poker Session
Merge pull request #10 from TheTeam8s/sessionmodel

Added the abstract list model for the Planning Poker Session
Connects controller to GUI. Nonfunctional GetSessionController and GetSessionRequestObserver
The form submission appears to work now
Registered the planning poker entity manager to make the requests work
Merge pull request #11 from TheTeam8s/controller

Connects controller to GUI. Nonfunctional GetSessionController and GetSe...
Copied Requirement Manager view/gui files into planning poker view package
Remove pie chart and bar chart and change package names to planningpoker
Remove chart and model stuff from ToolBar view in Planning Poker module
Removes reference to model in Event Controller
Changed package and import names for planning poker MainView
Switch files from referencing requirementmanager to planningpoker
Code relating to the charts removed from the planningpoker.view.buttons package
Modified package and import names for view.iterations planning poker pacakge
Changed package and improt names for view.overview in planning poker module
Removed references to iterations and requirments from the planning poker GUI starter code
Instances of models and requirements removed from the planningpoker.view.requirements package files
Continued changing requirements to planningpokersessions to update the GUI.  Added a PlanningPokerSessionIcon class that follows the IterationIcon and RequirementIcon classes from the requirement manager.
This one actually adds the PlanningPokerSessionIcon (not the last commit.
Finished port of requirementManager gui design to planningPoker module.
The GUI currently has no functionality and displays buttons and tabs from
the RequirementManager