Setuptools for Python3 (Crystax)

Adds python3crystax support to setuptools recipe

Author: AndreMiras

pythonforandroid/recipes/setuptools/__init__.py

@@ -14,7 +14,7 @@ class SetuptoolsRecipe(PythonRecipe):
     version = '18.3.1'
     url = 'https://pypi.python.org/packages/source/s/setuptools/setuptools-{version}.tar.gz'
 
-    depends = ['python2']
+    depends = [('python2', 'python3crystax')]
 
     call_hostpython_via_targetpython = False
     install_in_hostpython = True