revert! Display `ido` in Emacs minibuffer VERTICALLY!

(also partially reverts f57d782f873cac65c7532b6f600e0ff1f2fdcfb6)
revert! Install expand-region.el. (Version 0.9.0 + MELPA)

(q.v. 61e24e6070d4ae94dc4c09451e36d2cea4f6caff)
revert! Install ido-ubiquitous 1.6 & enable it.

(q.v. add99a248e71cc6b912c89f90cb9fde5b539b9e5)
Make PlistBuddy available on my $PATH.