fixed NSIndexSet
Merge branch 'master' of https://github.com/robovm/robovm
updated ios-sim, removes ios-sim-sdk and ios-sim-family in favor of printdevicetypes and devicetype parameters, fixed up AppCompiler and IOSTarget accordingly
refactored device type methods, moved to DeviceType, taking a Home instance
reverted to old SDK formatting
fixed help text
Merge pull request #510 from badlogic/master

Updated io-sim, changed way users select simulator device type