accountadapter: move current account id and type properties to lrcinstance

src/accountadapter.cpp

src/accountadapter.h

src/accountlistmodel.h

src/calladapter.cpp

src/commoncomponents/PasswordDialog.qml

src/commoncomponents/PhotoboothView.qml

src/contactadapter.cpp

src/conversationsadapter.cpp

src/lrcinstance.cpp

src/lrcinstance.h

src/mainview/MainView.qml

src/mainview/components/AccountComboBox.qml

src/mainview/components/ConversationListView.qml

src/mainview/components/ParticipantOverlay.qml

src/mainview/components/PluginHandlerPicker.qml

src/mainview/components/SidePanel.qml

src/mainview/components/SidePanelTabBar.qml

src/mainview/components/SmartListItemDelegate.qml

src/mainview/components/VideoCallPage.qml

src/mainview/components/WelcomePage.qml