Install: Added an OS X fix for sed issues
Install: Added an OS X fix for sed issues

CreatorDev/LetMeCreateIoT,CreatorDev/LetMeCreateIoT,mtusnio/LetMeCreateIoT,CreatorDev/LetMeCreateIoT,mtusnio/LetMeCreateIoT,CreatorDev/LetMeCreateIoT,mtusnio/LetMeCreateIoT,mtusnio/LetMeCreateIoT