Allow to disable the cache cleaner, it tends to interfere with debugging.
Allow to disable the cache cleaner, it tends to interfere with debugging.

svn path=/trunk/KDE/kdepim/; revision=710217

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi