AVRO-1780: Java: Fix NPE in tools. Contributed by Tom White. Changes for AVRO-1728 moved NOTICE, which was used to create the no-argument output for Java's avro-tools. Using the new location fixed the NPE and this also includes an update to show just the top of NOTICE since it is now much longer.
avro/trunk/lang/java/tools/src/main/java/org/apache/avro/tool/Main.java