Sizzle: :target and :root selector support. adds Sizzle.setDocument. Remove :active...

diff --git a/src/sizzle b/src/sizzle
index 8c6ed151bdfd03b8a8ec3707963caada8e73d041..cabba176b98e5d79ce744f7ce180e3a48bdf96ac 160000 (submodule)
--- a/src/sizzle
+++ b/src/sizzle
@@ -1 +1 @@
-Subproject commit 8c6ed151bdfd03b8a8ec3707963caada8e73d041
+Subproject commit cabba176b98e5d79ce744f7ce180e3a48bdf96ac