iOS Changes for new Libraries

- Changed target architectures for oF core project 
- Changed target architectures for template project ``` arm64, armv7, armv7s ``` for iPhoneOS
- Changed target architectures for template projcet ``` i386, x86_64 ``` for iPhoneSimulator
- Fix for mapkit type issue
- Fix for type issue in ofAppiOSWindow
- Removed ``` glu.h ```
- Updated core ``` xconfig ``` for new libraries.
- Updated projects for libc++
- Added production target type for template project (clone of release with distribution target).