Itseez/opencv — pull request #969 by pengx17 (2013-06-10 08:44:46+00:00)
Title: Add a new global function to control ocl binary storage

Previously the feature is controlled by setBinpath implicitly.
We add the function to cope with setBinpath and setBinpath is only
useful when setBinaryDiskCache is set.
Refer to the header to see more info.