removed whitespace changes from the original patch

Conflicts:

	openid_provider.inc

1441586 by David_Rothstein: properly sign nickname and email since we send them out in auth_response

This reverts commit 36e69583.

This code is used by third-party modules, see #1471324

Conflicts:
	openid_provider.inc
	openid_provider.module

we then stop deleting them in save, and correctly load only the non-expired ones when verifying

we were using an undefined value

while we're here, improve debugging

this invalidates shared associations in verification responses

to prompt the user

requets

this may make some authentication requests fail as we now validate
association requests

Conflicts:
	openid_provider.inc

this completes the implementation of 10.1... i think :)

this completes the implementation of 10.1... i think :)

Conflicts:

	openid_provider.inc

this is actually useful on D6 too, as we remove warnings

Conflicts:
	openid_provider.inc

we add openid.ns fields in responses that were missing some and
clarify error messages