- added workaround for black input fields in mac webkits
- corrected HTML errors and warnings
	- POST > post
	- strict > transitional
	- removed some XHTML features


git-svn-id: https://textgridlab.org/svn/textgrid/trunk/middleware/tgauth@13236 7c539038-3410-0410-b1ec-0f2a7bf1c452

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fixed Bug that does not set agreeSearch flag to FALSE when it was yet unset; fixed warning when user has no roles defined yet

git-svn-id: https://textgridlab.org/svn/textgrid/trunk/middleware/tgauth@12401 7c539038-3410-0410-b1ec-0f2a7bf1c452

proper error treatment for shibboleth logins without an eduPersonPrincipalName. As well: more user-friendly errors.

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