add ctrl-e and ctrl-y
add docs for scrolling
use same destruction style as the rest of package
better method names
change location of new commands in cson
consistent whitespace
remove unused imports
use screen coordinates
add specs for scrolling
remove duplicate keybinding
link to scrolling.md in README.md
Merge pull request #100 from dougblack/scrolling

add ctrl-e and ctrl-y
Add changelog for #100
Merge branch 'master' into search-is-a-motion

Conflicts:
	keymaps/vim-mode.cson
Changelog for :boat:gd  :tada: