Manpages of src:qelectrotech in Debian stretch-backports

• qelectrotech(1) (беларуская)
• qelectrotech(1) (čeština)
• qelectrotech(1) (Ελληνικά)
• qelectrotech(1)
• qelectrotech(1) (español)
• qelectrotech(1) (français)
• qelectrotech(1) (italiano)
• qelectrotech(1) (Nederlands)
• qelectrotech(1) (polski)
• qelectrotech(1) (português (pt))
• qelectrotech(1) (русский)