Creating color.xml resource, the package adapter and an adapter for GridView menus
Correcting the getView method, setting the viewHolder tag and using the method setCompoundDrawablesWithIntrinsicBounds to draw the icons on screen
Creating an generic adapter for ListView layouts
Creating the ExpandableListView generic adapter and layouts
Merge pull request #2 from mariazevedo88/dev/GenericAdapters

Dev/generic adapters