Moved the copyright to the intro file, added a ! so that it passes through YUIMin untouched, and changed the Date and Revision so that they're now generated automatically based upon all of jQuery rather than just the core file.

Makefile

@@ -52,6 +52,9 @@ VER = sed s/@VERSION/${JQ_VER}/
 JAR = java -jar ${BUILD_DIR}/js.jar
 MINJAR = java -jar ${BUILD_DIR}/yuicompressor-2.4.2.jar
 
+DATE=`svn info . | grep Date: | sed 's/.*: //g'`
+REV=`svn info . | grep Rev: | sed 's/.*: //g'`
+
 all: jquery lite min pack speed
 	@@echo "jQuery build complete."
 
@@ -62,9 +65,13 @@ jquery: ${DIST_DIR} ${JQ}
 
 ${JQ}: ${MODULES}
 	@@echo "Building" ${JQ}
+	echo "${DATE}"
 
 	@@mkdir -p ${DIST_DIR}
-	@@cat ${MODULES} | ${VER} > ${JQ};
+	@@cat ${MODULES} | \
+		sed 's/Date:./&'"${DATE}"'/' | \
+		sed 's/Revision:./&'"${REV}"'/' | \
+		${VER} > ${JQ};
 
 	@@echo ${JQ} "Built"
 	@@echo

src/core.js

@@ -1,14 +1,3 @@
-/*
- * jQuery @VERSION - New Wave Javascript
- *
- * Copyright (c) 2008 John Resig (jquery.com)
- * Dual licensed under the MIT (MIT-LICENSE.txt)
- * and GPL (GPL-LICENSE.txt) licenses.
- *
- * $Date$
- * $Rev$
- */
-
 var 
 	// Will speed up references to window, and allows munging its name.
 	window = this,

src/intro.js

@@ -1 +1,12 @@
+/*!
+ * jQuery JavaScript Library v@VERSION
+ * http://jquery.com/
+ *
+ * Copyright (c) 2009 John Resig
+ * Dual licensed under the MIT and GPL licenses.
+ * http://docs.jquery.com/License
+ *
+ * Date: 
+ * Revision: 
+ */
 (function(){