Fix the platform version (1.6 now) and sdk version (4)

  # which is the version that we reveal to the end user.

  # Update this value when the platform version changes (rather

  # than overriding it somewhere else).  Can be an arbitrary string.

  PLATFORM_VERSION := Donut

  PLATFORM_VERSION := 1.6

endif

ifeq "" "$(PLATFORM_SDK_VERSION)"

  # intermediate builds).  During development, this number remains at the

  # SDK version the branch is based on and PLATFORM_VERSION_CODENAME holds

  # the code-name of the new development work.

  PLATFORM_SDK_VERSION := 3

  PLATFORM_SDK_VERSION := 4

endif

ifeq "" "$(PLATFORM_VERSION_CODENAME)"