Speed tests by waiting for selectors and not a defined time
	modified:   tests/functionnal/casperjs/conf/local.js
	modified:   tests/functionnal/casperjs/exe/front/20_register.js
	modified:   tests/functionnal/casperjs/exe/front/30_login.js
	modified:   tests/functionnal/casperjs/exe/front/40_cart.js
	modified:   tests/functionnal/casperjs/exe/front/50-order-process.js
	modified:   tests/functionnal/casperjs/exe/front/60-newsletter.js