message: Fixed the system types PO test case not to depend on the display color space.
  <rdar://problem/32799988>
diff: @@ -18,7 +18,7 @@ func main() {
  var nsarr = NSMutableArray(array: arr) //% self.expect("po str", substrs = ['Hello world'])
  var clr = NSColor.red //% self.expect("po arr", substrs = ['1','2','3','4'])
  //% self.expect("po nsarr", substrs = ['1','2','3','4'])
  - var nsobject = NSObject() //% self.expect("po clr", substrs = ['NSCalibratedRGBColorSpace 1 0 0 1']) # may change depending on OS/platform
  + var nsobject = NSObject() //% self.expect("po clr", substrs = ['1 0 0 1']) # may change depending on OS/platform
  var any: Any = 1234 //% self.expect("po nsobject", substrs = ['<NSObject: 0x']) # may change depending on OS/platform
  //% self.expect("script lldb.frame.FindVariable('nsobject').GetObjectDescription()", substrs = ['<NSObject: 0x']) # may change depending on OS/platform
  var anyobject: AnyObject = 1234 as NSNumber //% self.expect("po any", substrs = ['1234'])
  