Update Buildroot to 2019.02.3 (#415)

* Update Buildroot to 2019-02.3

* Fix enter script

* Update ova_defconfig

* Fix network manager

* Remove runc patches

* Use same docker version

* Fix build

* Fix vmtools

* Fix depens

* Fix handling with tempfiles

* Fix permission handling

* Fix cp

* Cleanup

* Fix mounts

buildroot/support/testing/tests/package/test_python_treq.py

@@ -0,0 +1,29 @@
+from tests.package.test_python import TestPythonPackageBase
+
+
+class TestPythonTreq(TestPythonPackageBase):
+    sample_scripts = ["tests/package/sample_python_treq.py"]
+
+    def run_sample_scripts(self):
+        cmd = self.interpreter + " sample_python_treq.py"
+        output, exit_code = self.emulator.run(cmd, timeout=20)
+        self.assertIn("Connection refused", output[0])
+        self.assertEqual(exit_code, 0)
+
+
+class TestPythonPy2Treq(TestPythonTreq):
+    __test__ = True
+    config = TestPythonTreq.config + \
+        """
+        BR2_PACKAGE_PYTHON=y
+        BR2_PACKAGE_PYTHON_TREQ=y
+        """
+
+
+class TestPythonPy3Treq(TestPythonTreq):
+    __test__ = True
+    config = TestPythonTreq.config + \
+        """
+        BR2_PACKAGE_PYTHON3=y
+        BR2_PACKAGE_PYTHON_TREQ=y
+        """