Changed delimitersToGuess default values to include links pointing to

the "#readonly" list for the Papa.RECORD_SEP and Papa.UNIT_SEP
constants.

docs/docs.html

@@ -356,7 +356,7 @@ var csv = Papa.unparse({
 	beforeFirstChunk: undefined,
 	withCredentials: undefined,
 	transform: undefined,
-	delimitersToGuess: [',', '\t', '|', ';', String.fromCharCode(30), String.fromCharCode(31)]
+	delimitersToGuess: [',', '\t', '|', ';', <a href="#readonly">Papa.RECORD_SEP</a>, <a href="#readonly">Papa.UNIT_SEP</a>]
 }</code></pre>
 					</div>
 					<div class="clear"></div>