gd.app 支持 dump 配置信息
增加dir_name函数
补充实现cfg修改接口
Merge branch 't/support/dr2' into refs/top-bases/t/support/game
Merge commit 'refs/top-bases/t/support/game' into t/support/game
Merge branch 't/support/game' into refs/top-bases/t/support/usf
Merge commit 'refs/top-bases/t/support/usf' into t/support/usf
Merge branch 't/support/usf' into refs/top-bases/t/support/app-net
Merge commit 'refs/top-bases/t/support/app-net' into t/support/app-net