fixed description in doc for this->hook->on to comply with new HookHelper args
fixed description in doc for this->hook->on to comply with new HookHelper args

thylo/kanboard,lianguan/kanboard,Busfreak/kanboard,kanboard/kanboard,xavividal/kanboard,filhocf/kanboard,BlueTeck/kanboard,patoi/kanboard,Busfreak/kanboard,cdgeelen/kanboard,libin/kanboard,vaikan/kanboard,filhocf/kanboard,Shaxine/kanboard,oliviermaridat/kanboard,Busfreak/kanboard,BlueTeck/kanboard,oliviermaridat/kanboard,renothing/kanboard,cdgeelen/kanboard,Nerdingher/kanboard,lianguan/kanboard,vaikan/kanboard,Nerdingher/kanboard,lianguan/kanboard,BlueTeck/kanboard,stinnux/kanboard,filhocf/kanboard,kanboard/kanboard,renothing/kanboard,patoi/kanboard,fguillot/kanboard,libin/kanboard,djpadz/kanboard,Shaxine/kanboard,stinnux/kanboard,xavividal/kanboard,fguillot/kanboard,djpadz/kanboard,cdgeelen/kanboard,stinnux/kanboard,fguillot/kanboard,renothing/kanboard,oliviermaridat/kanboard,kanboard/kanboard,thylo/kanboard,vaikan/kanboard,thylo/kanboard,patoi/kanboard,Shaxine/kanboard,djpadz/kanboard,xavividal/kanboard,Nerdingher/kanboard