nightly update

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59536 65644016-39b1-43b1-bf79-96bc8fe82c15
Fix CORE-4418, using the property of special triggers that are marked "system" or "ignore_perm".

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59537 65644016-39b1-43b1-bf79-96bc8fe82c15