CppEditor: Uncheck rare functions in "Insert Virtual Methods"

By default virtual functions of QObject, QWidget and QPaintDevice are
unchecked by default.

Change-Id: I863c3f63ee92d2ddc6f533bd8a65740e87503165
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@digia.com>
Qbs: Fix crashes in project view when reparsing

Change-Id: I64c5e53364716db81d2b708b62da71a8e6adae67
Reviewed-by: Daniel Teske <daniel.teske@digia.com>