I believe just today Google released a new update to their iOS Analytics frame work (version 3.0). When I follow the instructions and try to run the code, I get:
I downloaded version 3.06 of the Google Analytics Services for iOS in early April 2014, and STILL ran into the problems referenced above. Google has updated their docs to mention the need to link the libz.dylib and the AdSupport.framework.
SOLUTION: I found through trial and error, I also needed to link the libsqlite3.dylib in order to build on the simulator or to a device.