Update README to mention OSX / run issue in dev mode#1211

leoshaw wants to merge 1 commit intocollectiveidea:mastercollectiveidea/delayed_job:masterfrom

leoshaw:update-docs-to-mention-osx-daemons-issueleoshaw/delayed_job:update-docs-to-mention-osx-daemons-issueCopy head branch name to clipboard