* add sharedStorage for prefetching to L1
* remote originStorage in stateObjects
* fix core
* fix bug of sync map
* remove read lock when get & set keys
* statedb copy use CopyWithSharedStorage
* reduce lock access
* fix comment
* avoid sharedPool effects on other modules
* remove tryPreload
* fix comment
* fix var name
* fix lint
* fix L1 miss data && data condition
* fix comment
