[13] RFR: JDK-8222813: Cleanup third-party legal files for tools and apps

[Kevin Rushforth]

Phil,

Please review the following to cleanup the third-party legal files for 
tools and apps:

https://bugs.openjdk.java.net/browse/JDK-8222813
http://cr.openjdk.java.net/~kcr/8222813/webrev.00/

Thanks.

-- Kevin