Test: AREAFIX-006

Case:
Netmail from a point to areafix to subscribe an area. Message is scanned
out, processed. The area does not exist but is unconditionally requested
from our uplink because of an areafix forward definition.

Input:
FTN netmail from "Mr Point" at 2:200/111.15 to
"AreaFix" at 2:200/111.0, password "MrPointPwd".
+TEST_AREA in the body.

Output:
*.MSG netmail to uplink
PKT file with reply
