v1.16.9

ADDED:
* netx.IsPub
* encodingx/hexx

Rest are mostly small corrections and docs

netx/consts.go

@@ -0,0 +1,10 @@
+package netx
+
+import (
+	`net/netip`
+)
+
+var (
+	ip4In6Legacy netip.Prefix = netip.MustParsePrefix("::/96")
+	ip4In6Modern netip.Prefix = netip.MustParsePrefix("::ffff:0:0/96")
+)