case, remove the LWS.

PROCESS handles everything and simplifies usage.

Simplify the rejection threshold feature (requires 'PROCESS' command).

X-Spam-Status header if present.

Check for errors/warnings after the second DoCommand() call as well

Add ret.warning property which is set on non fatal errors
(when content-length is greater than bytes read for example)

additional error property set to a descriptive error string.

threshold" optional feature (with '-T').

Bug-fix: score and threshold are floats.

Usage:
load("spamc.js");
msg=new SPAMC_Message(mesage_body);

/*
 * Simple checking...
 */
result=msg.check;
if(result !== false) {
	if(result.isSpam)
		// Handle SPAM here
}

/*
 * Process (update the message body)
 */
result=msg.check;
if(result !== false) {
	write result.message to file
}

the socket is now closed.
Make Socket.is_writable a writable property... setting to false calls
shutdown() on the write side of the socket.

message text" file. This allows mailproc command-lines such as:
'spamc < %M > %N'

Feedback is appreciated.