Change AgaviSecurityUser::hasCredentials() to use AgaviSecurityUser::hasCredential() for complex lookups and refactor/simplify method, closes #1356
Add fail-safe to AgaviToolkit::clearCache(), closes #1357
add plaintext exception output to top of shiny.php as well (it already was at the bottom), closes #1350 again
merge 4aa649f493486f6a09bcfde70c68b7480f8ee32e...6c98e4de192e72597465385194ae5be6249eee8f (from 1.0)