remove project.properties
add remove property
Merge pull request #2 from GAXUSXX/tasuku

recovery
Merge pull request #3 from GAXUSXX/tasuku

scoreoooooooooooooooooooooooooooooooooooooooooooooooo
Merge pull request #4 from GAXUSXX/tasuku

itemLock
Merge pull request #5 from GAXUSXX/tasuku

itemComp
activity