feat: add ddbusextendedabstractinterface

[ssk-wh]

通过此类可以很方便得实现异步dbus通信

Log: add ddbusextendedabstractinterface Change-Id: Ida45d0d22d065af3d86c7ad062419183572291dc

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Doc Check bot :yellow_circle: some documents missing!

File	Line	Symbol
include/util/ddbusextended.h	11	QT_DBUS_EXTENDED_EXPORT
include/util/ddbusextendedabstractinterface.h	21	DDBusExtendedAbstractInterface::~DDBusExtendedAbstractInterface
include/util/ddbusextendedabstractinterface.h	24	bool DDBusExtendedAbstractInterface::sync
include/util/ddbusextendedabstractinterface.h	25	void DDBusExtendedAbstractInterface::setSync
include/util/ddbusextendedabstractinterface.h	26	void DDBusExtendedAbstractInterface::setSync
include/util/ddbusextendedabstractinterface.h	29	bool DDBusExtendedAbstractInterface::useCache
include/util/ddbusextendedabstractinterface.h	30	void DDBusExtendedAbstractInterface::setUseCache
include/util/ddbusextendedabstractinterface.h	32	void DDBusExtendedAbstractInterface::getAllProperties
include/util/ddbusextendedabstractinterface.h	33	QDBusError DDBusExtendedAbstractInterface::lastExtendedError
include/util/ddbusextendedabstractinterface.h	36	void DDBusExtendedAbstractInterface::startServiceProcess
include/util/ddbusextendedabstractinterface.h	51	void DDBusExtendedAbstractInterface::serviceValidChanged
include/util/ddbusextendedabstractinterface.h	52	void DDBusExtendedAbstractInterface::serviceStartFinished
include/util/ddbusextendedabstractinterface.h	53	void DDBusExtendedAbstractInterface::propertyChanged
include/util/ddbusextendedabstractinterface.h	54	void DDBusExtendedAbstractInterface::propertyInvalidated
include/util/ddbusextendedabstractinterface.h	55	void DDBusExtendedAbstractInterface::asyncPropertyFinished
include/util/ddbusextendedabstractinterface.h	56	void DDBusExtendedAbstractInterface::asyncSetPropertyFinished
include/util/ddbusextendedabstractinterface.h	57	void DDBusExtendedAbstractInterface::asyncGetAllPropertiesFinished
include/util/ddbusextendedabstractinterface.h	16	DDBusExtendedAbstractInterface
src/util/ddbusextendedpendingcallwatcher_p.h	29	DDBusExtendedPendingCallWatcher::DDBusExtendedPendingCallWatcher
src/util/ddbusextendedpendingcallwatcher_p.h	33	DDBusExtendedPendingCallWatcher::~DDBusExtendedPendingCallWatcher
src/util/ddbusextendedpendingcallwatcher_p.h	36	QString DDBusExtendedPendingCallWatcher::asyncProperty
src/util/ddbusextendedpendingcallwatcher_p.h	39	QVariant DDBusExtendedPendingCallWatcher::previousValue
src/util/ddbusextendedpendingcallwatcher_p.h	24	DDBusExtendedPendingCallWatcher