Revert "微修正と readme.txt の追加"

This reverts commit eb6ba2a9da9e5b28df9dc9b4b5270f5869c55f53.
Revert "added language files"

This reverts commit e4cc1ec3ebc5c2d0d23ca991e8ca02670bca14fc.
Revert "added .js and .css"

This reverts commit 1345cb1cb129fa1526c86d9dde818cb0ea8e6857.
Revert "added uninstall.php"

This reverts commit 6511d9748b89577dadbdd970177deff8c2ab5293.
Revert "revised fukudonkenjin.php"

This reverts commit d30e02a5aa886da12115220041c63f5745f92d1a.