Refs https://github.com/ibm-dojo/delite/issues/68.  Change duiSlider/duiRule CSS classes in deliteful to use new class naming notation (lowercase with hyphens).
Refs https://github.com/ibm-dojo/delite/issues/68.  Remove unused dijitRule compat rules for Slider.
fix generation of non-theme-specific CSS
Fix https://github.com/ibm-dojo/deliteful/issues/6: now using dpointer
instead of dojo touch.
renamed pointer event handlers.