Today I learnt a great tip [Steve Purcell](https://github.com/clojure-emacs/nrepl.el/issues/382][here]] via [[http://www.sanityinc.com/). If you want to get the absolute latest build of an Emacs package, without waiting for the MELPA rebuild cycle to take place, just:
recipes/
file in emacs.dir-locals
warning.M-x package-build-current-recipe
to evaluate that recipe locally and install the latest package.I must remember that one...