avro

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.

git-svn-id: https://svn.apache.org/repos/asf/avro/trunk@1724287 13f79535-47bb-0310-9956-ffa450edef68