bug 1017: Support multiple formats on the client cert download page

Signed-off-by: Michael Tänzer <neo@nhng.de>
bug 1017: Always send certs in DER encoding and with content type
x-x509-user-cert on install which seems to be most portable except with IE
where we need another solution

Signed-off-by: Michael Tänzer <neo@nhng.de>
bug 893:extracted delete functionalities to temp_functions.php, modified www/disputes.php, includes/account.php with the new function calls, changed the the delete account routine for pages/account/50.php
Late the functions from temp_functions.php should be moved to notary_inc.php???
bug 893: replaced " by ' if possible
bug 893: Fix whitespace
bug 893: Fix some syntax errors causing blank pages
bug 893: Fixed typo in includes/temp_functions.php dres ->$res
bug 893: fixed delete email routine in account delete
bug 893: fixed sql-statement by certificate revokation
bug 893: fixed some sql statements
bug 893: adjusted email cert delete to Login=0
bug 893: fixed typo in sql statement for delete domain
bug 893: Added email check to includes/temp_functions.php and exchanged the function in includes/account.php
bug 1137: Implemented the CCA tick and the recording of the CCA. There seems to be an inconsistance of the data between the file from GitHub/release the basis of this bug and the stable system.
bug 893: Fixed layout for error messages
bug 893: Fixed the cert login flag to disabled during account delete
bug 893: Took out deleted = Now() in delete account so that the delete account can be tested.
bug 893: fix typo
bug 1137: added include notary.inc.php in wot.php.
bug 1137: changed the wot.inc.php to make it work