Adding relationship between models
solving problems
Add field tsu_ingenieria:boolean to perfiles
Merge pull request #21 from rbarrera87/21-Build-all-relationships-between-different-models

Generar todas las relaciones entre los diferentes modelos
change column tsu_ingenieria to default => 0
fixed
fiexed
typo
Merge pull request #22 from rbarrera87/22-Academic-level-to-add-the-field-to-profile

agregar el campo Nivel escolar a perfil
Merge branch 'master' into 29-Correct-Views-Of-Carrera-Asignatura-Grado-And-Group-Modules