Use semver versions for our in-between versions as well. Also update Sizzle.

http://semver.org/

package.json

@@ -2,7 +2,7 @@
 	"name": "jquery",
 	"title": "jQuery",
 	"description": "JavaScript library for DOM operations",
-	"version": "1.9.2pre",
+	"version": "1.9.2-pre",
 	"homepage": "http://jquery.com",
 	"author": {
 		"name": "jQuery Foundation and other contributors",

sizzle @ a9ab22e7

-Subproject commit 4d0daa822c72a9925c36f777681977841c2e40ec
+Subproject commit a9ab22e770ab94c4c8b426e2f46f6ab91a19639d