new methods and minor fixes for functional tests - 'registrar_usuario' and 'listar_atendimento'
refactored organization of the methods. now they are organized by their functions
scenario 'visualizar profile de um atendimento' done
 functional tests for 'cadastrar usuario' and 'listar atendimento' finished
Changing search of supplier to find supplier by a part of name
Adding link to name of supplier after search
Creating functional test for supplier's search
Creating another scenario for functional supplier's test
Adding link to id of unity_procon after search