add discover-my-major recipe
Merge pull request #1707 from steckerhalter/discover-my-major

add discover-my-major recipe
Add recipe for magit-gitflow
add receipe for wgrep-pt
add polymode recipe
Merge pull request #1706 from vitoshka/master

add polymode recipe
Merge pull request #1708 from jtatarik/magit-gitflow

Add recipe for magit-gitflow
minibuf-isearch
Merge pull request #1710 from bling/master

add receipe for wgrep-pt
Update org-trello's packaging composed of multiple files.
This duplicates org-trello's https://github.com/org-trello/org-trello/blob/master/Caskdefinition.

Tested against my fork ardumont/org-trello on dev branch 0.4.4
+ M-x package-install-file