Request #4502  	Better control on cache cleaning condition (thanks to vincent lascaux) => introduce the idea of a user callback for the cleaning process
Request #4502  	Better control on cache cleaning condition
(thanks to vincent lascaux)
=> introduce the idea of a user callback for the cleaning process


git-svn-id: 806923d33d1609b4b436ea9e9d788962a6fa4588@188322 c90b9560-bf6c-de11-be94-00142212c4b1

pear/Cache_Lite