Copyright for groovycsv source package in Xenial

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: GroovyCSV
Source: http://github.com/xlson/groovycsv
Files-Excluded: gradlew*
                gradle/

Files: *
Copyright: 2010-2015, Leonard Axelsson 
License: Apache-2.0

Files: debian/*
Copyright: 2015, Emmanuel Bourg 
License: Apache-2.0

License: Apache-2.0
 On Debian systems, the full text of the Apache-2.0 license
 can be found in the file '/usr/share/common-licenses/Apache-2.0'