core.prefs..파일..

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Revert "core.prefs..파일.."

This reverts commit bb43b0b0a8954a9857ab03bd51baeaa2f2fc4656.
Revert "Revert "core.prefs..파일..""

This reverts commit bc75112ee8534b3f86c58f0eea6b541dee9ebf62.
Merge pull request #1 from HappyBerrysBoy/master

core.prefs..파일..