Updated projects to use settings recommended by Xcode 5
Fixed compiler warning "Case value not in enumerated type 'NSURLSessionTaskState' (aka 'enum NSURLSessionTaskState')"
Enabled ARC for AQGridView files to avoid compiler warning "Method possibly missing a [super dealloc] call"
Merge pull request #204 from choefele/xcode_5

Xcode 5 Support
Merge branch 'master' of https://github.com/AlanQuatermain/AQGridView