halremote/EmcCommand: fixed warnings
halremote/EmcCommand: fixed warnings

JDSquared/QtQuickVcp,machinekoder/QtQuickVcp,bobvanderlinden/QtQuickVcp,qtquickvcp/QtQuickVcp,bobvanderlinden/QtQuickVcp,araisrobo/QtQuickVcp,machinekoder/QtQuickVcp,qtquickvcp/QtQuickVcp,machinekoder/QtQuickVcp,JDSquared/QtQuickVcp,JDSquared/QtQuickVcp,strahlex/QtQuickVcp,bobvanderlinden/QtQuickVcp,strahlex/QtQuickVcp,qtquickvcp/QtQuickVcp,qtquickvcp/QtQuickVcp,araisrobo/QtQuickVcp,araisrobo/QtQuickVcp,machinekoder/QtQuickVcp,JDSquared/QtQuickVcp,araisrobo/QtQuickVcp,strahlex/QtQuickVcp