Make "C-x C-m" a true alias for M-x by binding it to smex.
Merge pull request #373 from benol/patch-1

Make "C-x C-m" a true alias for M-x by binding it to smex.
Ignore .cask
Merge branch 'master' of github.com:bbatsov/prelude

# Please enter a commit message to explain why this merge is necessary,
# especially if it merges an updated upstream into a topic branch.
#
# Lines starting with '#' will be ignored, and an empty message aborts
# the commit.
Pull in upstream changes