* add dynamic options for cache
* fixed bugs based on unit-test
* add doc for cache
* make cache implements be private
* Change simpleCache name to InMemoryCache
Signed-off-by: Wenhao Zhou <wenhaozhou@yunify.com>
* Remove fake cache and replacing to in memory cache with default parameter
Signed-off-by: Wenhao Zhou <wenhaozhou@yunify.com>
Signed-off-by: Wenhao Zhou <wenhaozhou@yunify.com>