Merge branch 'issue57' into 'master'

Add a pyproject.toml which forces a compatible version of setuptools

Closes python#57

See merge request python-devs/importlib_resources!61

Author: warsaw

MANIFEST.in

@@ -1,4 +1,4 @@
 include *.py MANIFEST.in LICENSE README.rst
-global-include *.txt *.rst *.ini *.cfg
+global-include *.txt *.rst *.ini *.cfg *.toml
 exclude .gitignore .tox
 prune build

README.rst

@@ -15,6 +15,9 @@ solution in Python's stdlib that relies on well-defined APIs.  This makes
 reading resources included in packages easier, with more stable and consistent
 semantics.
 
+Note that ``pip 10`` is required if you are going to ``pip install
+importlib_resources``.
+
 
 Project details
 ===============

importlib_resources/docs/changelog.rst

@@ -2,9 +2,10 @@
  importlib_resources NEWS
 ==========================
 
-1.0 (2018-XX-XX)
+0.8 (2018-XX-XX)
 ================
 * Strip ``importlib_resources.__version__``.  Closes #56
+* Fix a metadata problem with older setuptools.  Closes #57
 
 0.7 (2018-05-15)
 ================

importlib_resources/version.txt

@@ -1 +1 @@
-0.7
+0.8

pyproject.toml

@@ -0,0 +1,2 @@
+[build-system]
+requires = ["setuptools>=30.3"]

setup.cfg

@@ -27,7 +27,7 @@ install_requires =
 packages = find:
 
 [options.package_data]
-* = *.zip, *.file, *.txt
+* = *.zip, *.file, *.txt, *.toml
 importlib_resources =
     docs/*
     docs/_static/*