[core] Re-enable preliminary module loading (stubbed)

Add logic for parsing commandline options, and a preliminary stub for
loading modules.

Note: The idea is that core.module.load() will return a valid, but
empty, module that displays an error, if the module cannot be loaded

tests/test_config.py

@@ -0,0 +1,21 @@
+import unittest
+
+import core.config
+
+class config(unittest.TestCase):
+    def setUp(self):
+        self._someModules = [ 'b', 'x', 'a' ]
+        self._moreModules = [ 'this', 'module', 'here' ]
+
+    def tearDown(self):
+        pass
+
+    def test_module_parameter(self):
+        cfg = core.config.Config([ '-m' ] + self._someModules)
+        self.assertEqual(self._someModules, cfg.modules())
+
+    def test_module_parameter_ordering_maintained(self):
+        cfg = core.config.Config([ '-m' ] + self._someModules + [ '-m' ] + self._moreModules)
+        self.assertEqual(self._someModules + self._moreModules, cfg.modules())
+
+# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4