update PETSc iOS simulator to use 64 arch exclusivelyboy the xcode options for architectures are a confusing mess
both OSX and iOS build .dmg distribution files and examplesCurrently OSX distributes the release version and iOS the simulator version eventually each will distribute both
added installer for iOS including examplesnew location for Frameworks and examples to distinquish between iOS and OSX and debug and optimized
should not have any header paths in the project to PETSc tree
starting code for making iOS framework (uses static library!)moved iOS project examples into proper subdirectories