Safari 7 Network Request Timeline doesn't show redirects?
In Safari the HTTP redirects are shown in the resources tab, not in the timeline. Every redirect is displayed as separate resource entry providing all its meta-information such as timing and headers. Take a look at the screenshot
Selecting a redirect chain entry gives you its status code and the redirect location in the response headers.
Source and more information: https://www.webkit.org/blog/1091/more-web-inspector-updates/#resources_inspection