Fix formatting.

Allow <?xjs to be at the end of a line without a trailing space.
Allow short tags ala PHP... ie: <? some code here ?>

exec/xjs_handler.js

@@ -34,13 +34,18 @@ if(!file_exists(ssjs_filename)) {
 		var str=text[line];
 		while(str != '') {
 			if(!in_xjs) {
-			   if(str.search(/<\?xjs\s+/)==-1) {
+				if(str=='<?xjs' || str=='<?') {
+					in_xjs=true;
+					str='';
+				}
+				else {
+					if(str.search(/<\?(xjs)?\s+/)==-1) {
 						script += "writeln("+escape_quotes(str)+");\r\n";
 						str='';
 					}
 					else {
-				   str=str.replace(/^(.*?)<\?xjs\s+/,
-					   function (str, p1, offset, s) {
+						str=str.replace(/^(.*?)<\?(xjs)?\s+/,
+						function (str, p1, p2, offset, s) {
 							script += "write("+escape_quotes(p1)+");\r\n";
 							in_xjs=true;
 							return '';