Updated project for Xcode 4.5 / OS X 10.8 Base SDK#11

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aral wants to merge 3 commits intorsms:masterfrom aral:master

+23-15

Commits on Oct 23, 2012

Updated the Xcode project file for latest Xcode 4.5 and OS X 10.8. Have not updated code (warnings remain, but builds and runs).
aral
committed
Fixed a number of simple warnings.
aral
committed
Updated the deployment target to 10.8
aral
committed