Clarify manager
Clarify manager

Former-commit-id: 38310458c6895cdda55c97ef3d60d59860e46f23 [formerly 7189b96474f654913d4086aac2330dfcad679ab2]
Former-commit-id: 08ea95f07b7d46f92427c4e47caf3eaae0ab0119
Former-commit-id: 60414d1ac4ef31498fd094cc7060402ea290be7b
lanyudhy/Halite-II,yangle/HaliteIO,HaliteChallenge/Halite,yangle/HaliteIO,HaliteChallenge/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite,yangle/HaliteIO,lanyudhy/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,yangle/HaliteIO,HaliteChallenge/Halite-II,yangle/HaliteIO,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,yangle/HaliteIO,HaliteChallenge/Halite,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,lanyudhy/Halite-II,HaliteChallenge/Halite-II,lanyudhy/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite,lanyudhy/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite,HaliteChallenge/Halite,lanyudhy/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite,lanyudhy/Halite-II,lanyudhy/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,yangle/HaliteIO,yangle/HaliteIO,lanyudhy/Halite-II,HaliteChallenge/Halite-II,lanyudhy/Halite-II,yangle/HaliteIO,yangle/HaliteIO,HaliteChallenge/Halite-II,HaliteChallenge/Halite,lanyudhy/Halite-II,yangle/HaliteIO,yangle/HaliteIO,HaliteChallenge/Halite-II