allow one to use a ~/.ssh or something for the server in Lua hooks by setting HOME to the monotone-server directory

monotone/rc.monotone

@@ -36,7 +36,9 @@
     rcService monotone enable yes || exit 0
     rcService monotone active yes && exit 0
     if rcVarIsYes monotone_daemon; then
-        ( nohup @l_prefix@/bin/mtn \
+        ( HOME="$monotone_daemon_etcdir/monotone-server"
+          export HOME
+          nohup @l_prefix@/bin/mtn \
             --confdir="$monotone_daemon_etcdir/monotone-server" \
             --keydir="$monotone_daemon_etcdir//monotone-server/keys" \
             --log="$monotone_daemon_logfile" \