Author: Sam Hemelryk
MDL-25290 cache_file: Added default file cache store
http://git.moodle.org/gw?p=moodle.git;a=commit;h=62704f33d4e99264e97b6ade92154d30aa9cf2d3
http://github.com/moodle/moodle/commit/62704f33d4e99264e97b6ade92154d30aa9cf2d3
+ 2.4 en [autocreate,cache_file]
+ 2.4 en [autocreate_help,cache_file]
+ 2.4 en [path,cache_file]
+ 2.4 en [path_help,cache_file]
+ 2.4 en [pluginname,cache_file]
+ 2.4 en [prescan,cache_file]
+ 2.4 en [prescan_help,cache_file]