Some of the C and C++ files are missing Apache License headers.
I've committed this to head, but I'll hold off on copying it to the 0.15 branch until after the 0.15.0rc1 vote passes or fails.
Integrated in Hadoop-Nightly #290 (See http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Nightly/290/)
I've merged this into branch-0.15.0 since I needed to merge subsequent patches (e.g. HADOOP-2169).
Might as well fix in 0.14.4.
I just merged this to 0.14.4.