fixing width of charts
adding new dashboard class and updating example. Also renaming the set and render Query methods
Adding new query builder example.
Added new control class to wrap text input elements and return control object
Updated dashboard class to automatically get all control elements and pass the values to query objects.
updating README
moving ids param in builder to last parameter
remove old prototype handlers in query
making internal methods private
Added var arg support to line, pie, bar, and column default charts.
rename config.divContainer to config.elementId
Renamed Dashboard class to GaComponent
renamed gadash.Query class to gadash.GaQuery
renaming gadash.Control class to dadash.GaControl