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

Change-Id: I1bd002a0073acb44d0033b6b994eb1c5129c76ec

lib/BUILD

@@ -296,10 +296,3 @@ java_library(
     visibility = ["//visibility:public"],
     exports = ["@postgresql//jar"],
 )
-
-java_library(
-    name = "commons-io",
-    data = ["//lib:LICENSE-Apache2.0"],
-    visibility = ["//visibility:public"],
-    exports = ["@commons_io//jar"],
-)

lib/commons/BUILD

@@ -55,3 +55,10 @@ java_library(
     visibility = ["//visibility:public"],
     exports = ["@commons_validator//jar"],
 )
+
+java_library(
+    name = "io",
+    data = ["//lib:LICENSE-Apache2.0"],
+    visibility = ["//visibility:public"],
+    exports = ["@commons_io//jar"],
+)