Revert "Pooja| #3787 | Displaying dissociate warning dialog when datasenders and users are selected"

This reverts commit 88f28b6f40d2a41a283522d70dbe9b6642a57ba1.

Conflicts:

	datawinners/locale/fr/LC_MESSAGES/django.po
	datawinners/locale/fr/LC_MESSAGES/djangojs.po
Revert "Pooja | #3787 | warning dialog for selected registered datasenders all being users"

This reverts commit 23fd72765140f61378f9965185e993629176f010.
Revert "Pooja | #3787 | Restricting dissociate of admins and users"

This reverts commit 57d02cdaefe5e1d6d216000f21c95da0e322eefd.

Conflicts:

	datawinners/entity/view/all_datasenders.py