fix(doc): replace year 2013 by year 2015
fix(doc): replace year 2013 by year 2015

laurentpetit/ccw,ccw-ide/ccw,laurentpetit/ccw,ccw-ide/ccw,noncom/ccw,ccw-ide/ccw,noncom/ccw,laurentpetit/ccw,noncom/ccw