message: Added check for python 3.x for android build.py
diff: @@ -11,6 +11,11 @@ SDK_VERSION = "android-23"
  PROJECT_FOLDER = ""
  +# Check if python 3, python 2 not supported
  +if sys.version_info <= (3, 0):
  + print("Sorry, requires Python 3.x, not Python 2.x")
  + sys.exit(-1)
  +
  # Name/folder of the project to build
  if len(sys.argv) > 1:
  PROJECT_FOLDER = sys.argv[1]
  