Fixed crash when calling unimplemented packaged procedures.

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@58065 65644016-39b1-43b1-bf79-96bc8fe82c15
Changed package routines syntax to not need (nor accept) a semi-colon after "END".

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@58066 65644016-39b1-43b1-bf79-96bc8fe82c15