Remove Grunt Scaffold

• Remove Grunt Scaffold. New widgets should now be built using the Yeoman based Sqwidget generator

Minor update

• expose _sqwidget_core but don't conflict
• update youarei so we can set basename.

provide URI to widget initializer

v2.0.8

new build

add event bus

provide shortcut to using simple events on bean.

v2

Sqwidget rewrite using requirejs contexts. Incompatible with sqwidget v1 components.