Updating buck plugin to track web resources

Also, renaming onosjar to onos.

Change-Id: Ia726772462b0bc997b92dbcb4bdc477ee7b590b0
diff --git a/tools/build/buck-plugin/BUCK b/tools/build/buck-plugin/BUCK
index 57959a4..49be7a9 100644
--- a/tools/build/buck-plugin/BUCK
+++ b/tools/build/buck-plugin/BUCK
@@ -31,7 +31,7 @@
 )
 
 java_binary(
-  name = 'onosjar',
+  name = 'onos',
   deps = [':lib'],
   visibility = ['PUBLIC'],
 )
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