Created A panel Displaying a JTree that separeates estimated and
unestimated requirements.
Identify selected Requirement
User can see the requirements for voting - not linked with the
estimation panels
Fixes 2 lines in EstimateModel.Java. The two lines in the tryfor updateEstimate and addEstimate. Also changes addPlanningPokerSession to addEstimate in addEstimateController that I had missed previously.
Create selection event and get selected requirement.
User can select a requirement for estimation.
fixes the JavaDoc for addEstimate() in the addEstimateController.Java file. It previously had session and planningPokerSession as opposed to Estimate
Merge pull request #100 from TheTeam8s/feature-estimateRqtSelection

Feature estimate rqt selection
Centered the submit button for a deck based voting session
Make voting panel used for no deck more aesthetically pleasing
can use better gui for estimating a requirement when the no deck option is chosen
Make voting panel used for no deck more aesthetically pleasing
can use better gui for estimating a requirement when the no deck option is chosen
more unified GUI for estimating a requirement without a deck
Fixed rebase issues