python-setuptools: add license information

[Peter: license on single line, use PKG-INFO as license file]
Signed-off-by: Ryan Barnett <rjbarnet@rockwellcollins.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/python-setuptools/python-setuptools.mk

@@ -7,6 +7,8 @@
 PYTHON_SETUPTOOLS_VERSION = 2.1.2
 PYTHON_SETUPTOOLS_SOURCE  = setuptools-$(PYTHON_SETUPTOOLS_VERSION).tar.gz
 PYTHON_SETUPTOOLS_SITE    = http://pypi.python.org/packages/source/s/setuptools
+PYTHON_SETUPTOOLS_LICENSE = Python Software Foundation or Zope Public License
+PYTHON_SETUPTOOLS_LICENSE_FILES = PKG-INFO
 PYTHON_SETUPTOOLS_SETUP_TYPE = setuptools
 
 $(eval $(python-package))