merge?
Revert "merge?"

This reverts commit ec4c3bebe95e1d74b7eb5befb0156dde5244a153.
Added Boostrap with bower
working in Screen divicion
Change to the last version angular-sails-bind in bower
* Professor page divided in proffesor managment and professor screen
* Changes to make student page work again
* Added routes to ProfessorManagment to allow diferent templates
Fixed a bug in pdf viewer.js
Changed test pdf to recognize them better
Merge remote-tracking branch 'origin/afk' into feature/diferent_screen

Conflicts:
	views/layout.ejs
fixed some test and added new to ProfessorManager and screen
fixed some tests for low speed conection
changed keys of soucelabs to see videos
some more fixed some tests for low speed conection
some more wait time to fixed some tests for low speed conection
Se creo el Formulario para que el profesor suba el PDF y el FileController.js  (se utilizo el $npm install skipper y Sails generate api file)
Retoquesitos en la pag administracion
Merge remote-tracking branch 'remotes/origin/feature/diferent_screen' into feature/uploadPDF
Merge remote-tracking branch 'origin/feature/uploadPDF' into feature/diferent_screen
se arreglo error de pdf: le pasaba 0 en vez de 1 al student
Retoques en la pagina de gestor del profesor.
Merge branch 'feature/diferent_screen' of https://github.com/uccor/labit into feature/diferent_screen