Adds com.mycila.maven-license-plugin:maven-license-plugin.
Adds com.mycila.maven-license-plugin:maven-license-plugin.

Removes org.codehaus.mojo:license-maven-plugin. While the codehaus
plugin supports creating LICENSE.txt file (at the root of every module) in
addition to source headers, the source headers are littered with process
tags by default: http://mojo.codehaus.org/license-maven-plugin/header.html

bseeger/fcrepo4,yinlinchen/fcrepo4,whikloj/fcrepo4,lsitu/fcrepo4,ruebot/fcrepo4,ruebot/fcrepo4,mohideen/fcrepo4,nianma/fcrepo4,barmintor/fcrepo4,whikloj/fcrepo4,ruebot/fcrepo4,dbernstein/fcrepo4,whikloj/fcrepo4,lsitu/fcrepo4,mohideen/fcrepo4,bseeger/fcrepo4,medusa-project/fcrepo4,peichman-umd/fcrepo4,robyj/fcrepo4,emetsger/fcrepo4,ychouloute/fcrepo4,emetsger/fcrepo4,sprater/fcrepo4,nianma/fcrepo4,escowles/fcrepo4,emetsger/fcrepo4,mohideen/fcrepo4,yinlinchen/fcrepo4,dbernstein/fcrepo4,bbranan/fcrepo4,bseeger/fcrepo4,awoods/fcrepo4,yinlinchen/fcrepo4,awoods/fcrepo4,peichman-umd/fcrepo4,robyj/fcrepo4,nianma/fcrepo4,escowles/fcrepo4,mikedurbin/fcrepo4,fcrepo4/fcrepo4,mikedurbin/fcrepo4,sprater/fcrepo4,awoods/fcrepo4,bbranan/fcrepo4,robyj/fcrepo4,sprater/fcrepo4,barmintor/fcrepo4,escowles/fcrepo4,dbernstein/fcrepo4,ajs6f/fcrepo4,ychouloute/fcrepo4,ajs6f/fcrepo4,medusa-project/fcrepo4,whikloj/fcrepo4,ychouloute/fcrepo4,medusa-project/fcrepo4,peichman-umd/fcrepo4,fcrepo4/fcrepo4,bbranan/fcrepo4,robyj/fcrepo4,fcrepo4/fcrepo4,lsitu/fcrepo4