Revert "ACTUALIZACION MODELS"

This reverts commit 7ea8eaa42603f3b44df31d723a602ad6a39697bc.

Conflicts:
	bicefalo/eventos/admin.py
	bicefalo/eventos/models.py
	bicefalo/eventos/resources.py
	bicefalo/eventos/tests.py
Merge branch 'master' of https://github.com/museoXela/API