Add basic Mac App Store docs + differentiate between host & target platforms
Add basic Mac App Store docs + differentiate between host & target platforms

sethlu/electron-packager,Goobaroo/electron-packager,Goobaroo/electron-packager,electron-userland/electron-packager,electron-userland/electron-packager,sethlu/electron-packager,malept/electron-packager,maxogden/electron-packager,malept/electron-packager