Hotfix/inscription phptour

suppression de 
![php_tour_lyon_2014_organis_par_l_afup_avec_les_meilleurs_experts_php_franais_et_internationaux](https://cloud.githubusercontent.com/assets/1131098/3152478/03be5f2a-ea8f-11e3-91a2-89a8658b2359.jpg)


ping @mikaelkael