chore(pkg): new minor release (0.4.0)

CHANGELOG.md

+## Version 0.4.0 (2021-10-20)
+
+- BREAKING CHANGE: This cube works now only in Python 3
+
+### 🎉 New features
+
+- 2to3: remove six dependencie
+- 2to3: run 2to3 to convert some py2 syntaxes
+
+### 👷 Bug fixes
+
+- update code to recent version of CW
+
+### 🤖 Continuous integration
+
+- update tox.ini and add a gitlab-ci
+
+### 🤷 Various changes
+
+- pkg: Version 0.3.0
+- Port to Python 3
+- Update to "cube as package" layout

MANIFEST.in

@@ -15,3 +15,4 @@ exclude cubicweb-dataprocessing.spec
 exclude .yamllint
 exclude .cube-doctor.yml
 exclude .gitlab-ci-extended.yml
+exclude CHANGELOG.md

cubicweb_dataprocessing/__pkginfo__.py

@@ -5,7 +5,7 @@
 modname = "dataprocessing"
 distname = "cubicweb-dataprocessing"
 
-numversion = (0, 3, 0)
+numversion = (0, 4, 0)
 version = ".".join(str(num) for num in numversion)
 
 license = "LGPL"
@@ -24,5 +24,7 @@ classifiers = [
     "Environment :: Web Environment",
     "Framework :: CubicWeb",
     "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3 :: Only",
     "Programming Language :: JavaScript",
 ]