fix SUDO using

bin/epm-addrepo

@@ -138,6 +138,7 @@ __epm_addkey_deb()
     local fingerprint="$2"
     if [ -z "$fingerprint" ] ; then
         assure_exists curl
+        set_sudo
         showcmd "curl -fsSL '$url' | $SUDO apt-key add -"
         a= curl -fsSL "$url" | sudorun apt-key add -
         return

bin/epm-removerepo

@@ -91,10 +91,9 @@ esac;
 case $PMTYPE in
 	apt-dpkg)
 		assure_exists apt-add-repository software-properties-common
-		# FIXME: it is possible there is troubles to pass the args
-		showcmd apt-add-repository --remove "$*"
 		set_sudo
-		$SUDO apt-add-repository --remove "$*"
+		# FIXME: it is possible there is troubles to pass the args
+		sudocmd apt-add-repository --remove "$*"
 		info "Check file /etc/apt/sources.list if needed"
 		;;
 	aptitude-dpkg)