Merge pull request #25 from fkrull/refleaks

Fix some reference leaks.

src/pyobject_converter.h

@@ -32,6 +32,7 @@ class PyObjectListBuilder : public ListBuilder<PyObject *> {
 
         virtual void append(PyObject *o) {
             PyList_Append(list, o);
+            Py_DECREF(o);
         }
 
         virtual PyObject * value() {

src/qpython.cpp

@@ -161,6 +161,7 @@ QPython::importModule_sync(QString name)
     }
 
     PyDict_SetItemString(priv->globals, moduleName, module);
+    Py_CLEAR(module);
     priv->leave();
     return true;
 }