Users are no longer notified of an edit to an existing planning poker session
Merge pull request #86 from TheTeam8s/fix-NotifiesOnCreationOnly

Users are no longer notified of an edit to an existing planning poker se...
The single move arrow in the requirements selection panel will now enable when a requirement is selected and then the mouse is dragged
Merge pull request #91 from TheTeam8s/arrow-drag

The single move arrow in the requirements selection panel will now enabl...
Added call to GetSessionController.getInstance, within paint component to fix issue where sessions were not retrieved
Cleans up the updatePanel method
Implements the working overview tree in the overview panel
Merge branch 'theteam8s' of https://github.com/TheTeam8s/wpi-suite into feature-overviewDetailPanel
Makes the buttons visible for Perry's enjoyment
Merge pull request #98 from TheTeam8s/feature-overviewDetailPanel

Feature overview detail panel
User can now see open and save buttons on requirement selection page
User can now create an open session