Adapt to libkleo's new kleoexception.h include file
In order to avoid clash with the standard header on case-insensitive systems, libkleo's Exception header has been renamed to KleoException.
Requires libkleo!3 (merged) to land first.
In order to avoid clash with the standard header on case-insensitive systems, libkleo's Exception header has been renamed to KleoException.
Requires libkleo!3 (merged) to land first.