Add a recipe for `el-spice`

el-spice adds a minor mode for emacs-lisp-programming.
url: http://github.com/vedang/el-spice
projector recipe
Update elhome: change github repo owner
Merge pull request #1133 from demyanrogozhin/elhome

Update elhome: change github repo
Merge pull request #1132 from waymondo/master

added `projector.el` recipe