fix move to folder shortcut in Catalina

The single character shortcut defined in menu doesn't work in Catalina

update README

Adding Yosemite support for GM.

Many thanks to the folks who submitted PRs!

Merge pull request wwwjfy#11 from ksoderstrom/master

Updated Info.plist to support Mail 7.3 1878.6 (OS X 10.9.4)

Updating Info.plist to support Mail 7.3/OS X 10.9.3.

Removing binary builds.

I'll be using Github releases for new versions.