[test] Add a "version" to cubicweb_mycube/__pkginfo__.py
Starting from Python 3.5, unittest_cwctl.py::CubicWebCtlTC.test_list()
would fail without this.
--- a/cubicweb/test/data/libpython/cubicweb_mycube/__pkginfo__.py Tue Nov 28 15:43:55 2017 +0100
+++ b/cubicweb/test/data/libpython/cubicweb_mycube/__pkginfo__.py Wed Nov 29 15:50:07 2017 +0100
@@ -19,3 +19,4 @@
"""
distname = 'cubicweb-mycube'
+version = '1.0.0'