Revert "Trying to get appium to run it's build on a mac"

This reverts commit 7defef1a9e65b779aaa1ab2717939554af44547c.
Merge pull request #377 from jlipps/master

get/set/delete cookies in webviews
One more try for getting a mac
Merge branch 'master' of github.com:appium/appium
Revert "One more try for getting a mac"

This reverts commit 1bd78f172149665be87eb0256dc0b86a3574f7ca.
Sign once

Fix #372
Merge pull request #378 from bootstraponline/sign_once

Sign once
back/forward tests should be just for safari