…han i thought, support more cases.
… clear the buffer instead of kill & re-create it
Add coffee-indent-shift-left and coffee-indent-shift-right, which shift the region coffee-tab-width characters to left or right. This is useful when reindenting blocks of code. Adapted from https://github.com/fgallina/python.el.
Move documentation from README.md into coffee-mode.el where it's more easily found by the user while actually using Emacs.