ENYO-3525: Encapsulate the function start() in ProjectWizard used to display the Edit Pop-up into the function showEditPop-up() that display the Edit Pop-up & let define the default displayed tab.
ENYO-3525: change the call of the fonction that display the Edit Pop-up from start() to showEditPopUp().
ENYO-3525: test the existance of the 'target' argument.

Update the comment of the function.
Merge pull request #653 from enyojs/ENYO-3525

ENYO-3525: Fix a bug that occurrs when the Phonegap Build service is disabled.