ignore only directly-under 'bin' (allow mydbflute's bin)
ignore only directly-under 'bin' (allow mydbflute's bin)
dbflute/dbflute-intro,dbflute/dbflute-intro,dbflute/dbflute-intro,dbflute/dbflute-intro,dbflute/dbflute-intro,dbflute/dbflute-intro,dbflute/dbflute-intro