relationship between grados and grupos
Delete caffeine_2.4.1+419~oneiric1_all.deb
modelo RelGradosGrupo,migraciony sus relaciones
modelo RelGradosGrupoy sus relaciones
Merge branch '7-Add-relationship-between-grados-and-grupos' of https://github.com/rbarrera87/calific.app into 7-Add-relationship-between-grados-and-grupos
Add-Model-RelGradosGrupoAndMigration
Merge pull request #13 from rbarrera87/7-Add-relationship-between-grados-and-grupos

7 add relationship between grados and grupos