2827: Embed installed name of shared library on Mac OS X -- otherwise code that is linked against it will not find it later on as the relative path during build gets embedded.

2828: Make it build using Xcode on Mac OS X again


git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@2830 d0543943-73ff-0310-b7d9-9358b9ac24b2