v0.6.3 - Arreglos menores
- Return persona property by default in Register class bb42825
- Update ElectronicBilling class to set Compradores in Compradores->Comprador dbdfe28
- Update ElectronicBilling class to set CbtesAsoc in CbtesAsoc->CbteAsoc 04da4e7
- Fix bug with wsdl path when change res_folder option 0c18f5a
- Create electronic billing createVoucher example 7bfb002