shorten the links for the articles
shorten the links for the articles

old-style: .../articles.html?loi=ppl16-039&article=2&etape=01_1erelecture_assemblee_commission
new-style: .../articles.html?loi=ppl16-039&article=2&etape=1

but stays backward compatible with the old-style

regardscitoyens/the-law-factory,regardscitoyens/the-law-factory,regardscitoyens/the-law-factory