Put RELEASE-VERSION back into git to fix doc builds
Put RELEASE-VERSION back into git to fix doc builds

rhempel/ev3dev-lang-python,dwalton76/ev3dev-lang-python,dwalton76/ev3dev-lang-python,ensonic/ev3dev-lang-python,ddemidov/ev3dev-lang-python-1,ensonic/ev3dev-lang-python-1