added resources to puestos
added controller and functionality to puestos
added model to puestos
added views to puestos
added migratios to puestos
Merge branch 'feature/puestos' into feature/empleados
added empleado item to admin menu
added title to users new view
added resources to empleados
added controller and behavior to empleados
added migration to empleados
added empleado views
added dropbox to menu
added model to empleado
Merge branch 'feature/empleados' into feature/dependencias
udpate gems
added seeds to app
remove unncesary code
added dependencias controller
added model and migrations to dependencias