Move //lib:common-io to //lib/commons:io

Change-Id: I1bd002a0073acb44d0033b6b994eb1c5129c76ec
diff --git a/lib/commons/BUILD b/lib/commons/BUILD
index 741c75d..cb81a1d 100644
--- a/lib/commons/BUILD
+++ b/lib/commons/BUILD
@@ -55,3 +55,10 @@
     visibility = ["//visibility:public"],
     exports = ["@commons_validator//jar"],
 )
+
+java_library(
+    name = "io",
+    data = ["//lib:LICENSE-Apache2.0"],
+    visibility = ["//visibility:public"],
+    exports = ["@commons_io//jar"],
+)