Add the beginnings of some custom logic for the up and down arrow keys to work right at the beginning and end of sections.
Add the beginnings of some custom logic for the up and down arrow keys to work right at the beginning and end of sections.

zztczcx/dreamwriter,ajnsit/dreamwriter,jlongster/dreamwriter,Softsapiens/dreamwriter,jlongster/dreamwriter,Softsapiens/dreamwriter,Iced-Tea/dreamwriter,rtfeldman/dreamwriter,manesiotise/dreamwriter,ajnsit/dreamwriter,makyo/dreamwriter,rtfeldman/dreamwriter,zztczcx/dreamwriter,makyo/dreamwriter,manesiotise/dreamwriter,Iced-Tea/dreamwriter