Updated the server script to support Redis when it has been installed via...

Updated the server script to support Redis when it has been installed via MacPorts. Also, fixed an echo error with it not being displayed correctly.

script/server

@@ -64,12 +64,11 @@ function redis_config
         redis_conf="/etc/redis.conf"
     elif [ -r "/etc/redis/redis.conf" ]; then
         redis_conf="/etc/redis/redis.conf"
+    elif [ -r "/opt/local/etc/redis.conf" ]; then
+        # MacPorts location
+        redis_conf="/opt/local/etc/redis.conf"
     else
-        echo <<- EOM
-		Don't know how to configure redis for this platform. Copy
-		the configuration file redis.conf to the config directory
-		and patch it manually. In particular, don't daemonize.
-	EOM
+        echo "Don't know how to configure redis for this platform. Copy the configuration file redis.conf to the config directory and patch it manually. In particular, don't daemonize." >&2
         return
     fi