Edit game panel now sets the text edit head at the end of the name field.

Create game panel sometimes sets the text edit head in the name field, but sometimes doesn't. Needs testing.
Create requirement panel now sets the text edit head in the name text field when brought up.
estimate text field in active games panel now is automatically selected when switching between requirements and is reset to empty. The error field is also set to empty and any error borders are reset.
Current final estimate is now initially set to whatever the current requirement's mean is.

Issue: The final estimate cannot be changes by entering a final estimate, it just reverts to whatever the mean is.
Close tabs with games brings user back to game overview panel. Close tabs for deck creation brings user back to deck overview panel.
Attempt to set focus. Justin Canas
Merge branch 'dev' of http://github.com/cs3733bdt/wpi-suite into dev
Re-adds the automatic selection of the name field when create a requirement page is opened.

(I don't know why this line was removed after my initial implementation)
Merge branch 'dev' of github.com:cs3733bdt/wpi-suite into dev
Merge branch 'dev' into DeckImplementation