Bump yang tools version to 2.4

Change-Id: I7fada36e6ecd93d761c41ba70f057ce3a62b842b
diff --git a/lib/BUCK b/lib/BUCK
index 3feb1b3..8a82203 100644
--- a/lib/BUCK
+++ b/lib/BUCK
@@ -1,4 +1,4 @@
-# ***** This file was auto-generated at Fri, 9 Feb 2018 12:32:20 GMT. Do not edit this file manually. *****
+# ***** This file was auto-generated at Fri, 9 Feb 2018 19:42:50 GMT. Do not edit this file manually. *****
 # ***** Use onos-lib-gen *****
 
 pass_thru_pom(
@@ -1340,55 +1340,55 @@
 
 remote_jar (
   name = 'onos-yang-model',
-  out = 'onos-yang-model-2.3.1.jar',
-  url = 'mvn:org.onosproject:onos-yang-model:jar:2.3.1',
-  sha1 = 'ffe8a79368ae816220a47bb9cad39e2d48ae415d',
-  maven_coords = 'org.onosproject:onos-yang-model:2.3.1',
+  out = 'onos-yang-model-2.4.jar',
+  url = 'mvn:org.onosproject:onos-yang-model:jar:2.4',
+  sha1 = '1afb955024cbb8db15d30e7b4e0b1bb9ad20b712',
+  maven_coords = 'org.onosproject:onos-yang-model:2.4',
   visibility = [ 'PUBLIC' ],
 )
 
 remote_jar (
   name = 'onos-yang-compiler-api',
-  out = 'onos-yang-compiler-api-2.3.1.jar',
-  url = 'mvn:org.onosproject:onos-yang-compiler-api:jar:2.3.1',
-  sha1 = '11edae3442f9fc8b4cb69aec2004203189fb3034',
-  maven_coords = 'org.onosproject:onos-yang-compiler-api:2.3.1',
+  out = 'onos-yang-compiler-api-2.4.jar',
+  url = 'mvn:org.onosproject:onos-yang-compiler-api:jar:2.4',
+  sha1 = '1457d2f9c509155fd249d042b9c1200bd74c2669',
+  maven_coords = 'org.onosproject:onos-yang-compiler-api:2.4',
   visibility = [ 'PUBLIC' ],
 )
 
 remote_jar (
   name = 'onos-yang-runtime',
-  out = 'onos-yang-runtime-2.3.1.jar',
-  url = 'mvn:org.onosproject:onos-yang-runtime:jar:2.3.1',
-  sha1 = 'b5da218f5841a39787aff51a58d154a76f07d249',
-  maven_coords = 'org.onosproject:onos-yang-runtime:2.3.1',
+  out = 'onos-yang-runtime-2.4.jar',
+  url = 'mvn:org.onosproject:onos-yang-runtime:jar:2.4',
+  sha1 = 'c422d7f87c5baa79edf0a322bdfe40aff1530ef4',
+  maven_coords = 'org.onosproject:onos-yang-runtime:2.4',
   visibility = [ 'PUBLIC' ],
 )
 
 remote_jar (
   name = 'onos-yang-serializers-json',
-  out = 'onos-yang-serializers-json-2.3.1.jar',
-  url = 'mvn:org.onosproject:onos-yang-serializers-json:jar:2.3.1',
-  sha1 = '8f101d36ebcb14176121ddfddd15599c07967138',
-  maven_coords = 'org.onosproject:onos-yang-serializers-json:2.3.1',
+  out = 'onos-yang-serializers-json-2.4.jar',
+  url = 'mvn:org.onosproject:onos-yang-serializers-json:jar:2.4',
+  sha1 = '9b22a27c27912e7df8721268f23639312c21d361',
+  maven_coords = 'org.onosproject:onos-yang-serializers-json:2.4',
   visibility = [ 'PUBLIC' ],
 )
 
 remote_jar (
   name = 'onos-yang-serializers-xml',
-  out = 'onos-yang-serializers-xml-2.3.1.jar',
-  url = 'mvn:org.onosproject:onos-yang-serializers-xml:jar:2.3.1',
-  sha1 = '58090e77105c6f0cbf594b7130263056d4f9a473',
-  maven_coords = 'org.onosproject:onos-yang-serializers-xml:2.3.1',
+  out = 'onos-yang-serializers-xml-2.4.jar',
+  url = 'mvn:org.onosproject:onos-yang-serializers-xml:jar:2.4',
+  sha1 = '02e3155af7326fabe268048ab970267f2047f487',
+  maven_coords = 'org.onosproject:onos-yang-serializers-xml:2.4',
   visibility = [ 'PUBLIC' ],
 )
 
 remote_jar (
   name = 'onos-yang-serializers-utils',
-  out = 'onos-yang-serializers-utils-2.3.1.jar',
-  url = 'mvn:org.onosproject:onos-yang-serializers-utils:jar:2.3.1',
-  sha1 = '58d6d3a6b10e236b1b65230a02cd7c2389478645',
-  maven_coords = 'org.onosproject:onos-yang-serializers-utils:2.3.1',
+  out = 'onos-yang-serializers-utils-2.4.jar',
+  url = 'mvn:org.onosproject:onos-yang-serializers-utils:jar:2.4',
+  sha1 = 'a4e7f6f87ebf17b9f5f800765dcc562a40c2c08c',
+  maven_coords = 'org.onosproject:onos-yang-serializers-utils:2.4',
   visibility = [ 'PUBLIC' ],
 )