add recipe for python-cell mode

Signed-off-by: Thomas Hisch <t.hisch@gmail.com>
Merge pull request #1430 from thisch/master

add recipe for python-cell mode
Recipe for ag.el.
Fixed Evil not building on osx
Projectile depends on pkg-info and fails if not installed.
Recipe for grizzl.
Modify `ibuffer-vc` recipe to point to github instead of elpa
Install `wgrep` from github

...Instead of auto-generating the recipe from emacswiki
Fix `ac-nrepl.rcp` to point to clojure-emacs
Merge pull request #1442 from vedang/fix-ac-nrepl-recipe

Fix `ac-nrepl.rcp` to point to clojure-emacs
Merge pull request #1441 from vedang/add-wgrep-recipe

Install `wgrep` from github
Merge pull request #1440 from vedang/modify-ibuffer-vc-recipe

Modify `ibuffer-vc` recipe to point to github instead of elpa
Merge pull request #1437 from littlemove/fix-projectile-dependency

Projectile depends on pkg-info and fails if not installed.
Merge pull request #1435 from Herdinger/evilmac

Fixed Evil not building on osx
Update gregorio-mode.rcp

Improved recipe
Changing source to github.
Changing source to github.
Merge pull request #1438 from littlemove/grizzl

Recipe for grizzl.
Merge pull request #1431 from littlemove/ag

Recipe for ag.el.
Merge pull request #1443 from cajetanus/patch-1

Update gregorio-mode.rcp