- Use qdbus-qt5 instead of qdbus

- Update version to 5.4.9
* Add important filelist
* Fix bugs
* Update translations
* add search support for privacy policy page

- Update version to 5.3.0.82
* The fresh ui
* Fix bugs

- Update version to 4.10.14
* Fix ldap: login not enabled after joining domain
* Fix nav: missing disable systeminfo module
* Fix sync: typo DISALBE -> DISABLE
* Fix missing build macro
* Fix remove network check
* navbar: avoid tip grab focus
* Fix accounts: cannot modify user password
* Fix network: Abnormal interface of hostpot
* update license
* Sync: add config files
* Fix incorrect layout of various pages
* Fix set word wrap on switch widget construction
* Fix sync bug
* Fix missing smarttips spacing
* Fix switch widget caption text overflows
* Fix dbus method 'rect' returns wrong results after screen rotation
* Fix dbus: check windowhandle