dev-python/importlib_resources: add PyPy{,3}, fix tests, deps

* If tests are called with setup.py, _py2.py is loaded even when Python 3
  is used and may fail because of a missing "pathlib2" package.
* Add x86 keyword.
* Use PyPI tarballs.
* Fix dependencies.

Package-Manager: Portage-2.3.67, Repoman-2.3.16
Signed-off-by: Louis Sautier <sbraz@gentoo.org>

dev-python/importlib_resources/files/importlib_resources-1.0.2-skip-wheel.patch

@@ -0,0 +1,12 @@
+diff --git a/setup.cfg b/setup.cfg
+index c9ef791..412b1a9 100644
+--- a/setup.cfg
++++ b/setup.cfg
+@@ -19,7 +19,6 @@ classifiers =
+ python_requires = >=2.7,!=3.0,!=3.1,!=3.2,!=3.3
+ setup_requires = 
+ 	setuptools
+-	wheel
+ install_requires = 
+ 	pathlib2; python_version < '3'
+ 	typing; python_version < '3.5'