hgrc: drop obsolete stuff from [alias], enable showfunc in [diff] The alias entry for diff (-p) is the same as [diff] showfunc = 1, but the latter will also do things like improve emails.

;; Prevent TRAMP from being too clever about $PATH
(require 'tramp)
(add-to-list 'tramp-remote-path 'tramp-own-remote-path)