* blessed: add program export
* blessed: Adding types for Program.
Attempted to include all functions for the Program class. I excluded the psuedo-private functions starting with _.
Most functions write to a writeable stream and call the write() function internally which returns a boolean.
* blessed: Adding types test and program properties
* 🎨 Removing trailing whitespace
This was caused by my editor
* 🐛 scroll getters return numbers, not void
Box::getScroll returns a number according to the documentation
Box::getScrollHeight returns a number according to the documentation
Box::getScrollPerc returns a number according to the documentation
