[ImageJ-builds] Build failed in Jenkins: ImageJ-style #173

[jenkins at imagej.net]

See <http://jenkins.imagej.net/job/ImageJ-style/173/>

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Started by upstream project "ImageJ" build number 3993
Building on master
[workspace] $ /bin/sh -xe /tmp/hudson8333003253340479331.sh
+ bin/check-headers.pl
./core/core/src/main/java/imagej/widget/ButtonWidget.java: invalid copyright
Build step 'Execute shell' marked build as failure