migrate 2.x to 3.x
$ npm install spm@ninja -g
$ npm install spm-migrate -g
$ cd overlay
$ spm-migrate
$ spm install
$ spm test
It will overwrite the files which should be migrated.
https://github.com/spmjs/spm/wiki/%E8%BF%81%E7%A7%BB-spm2-%E5%88%B0-spm3
Copyright (c) 2014 popomore. Licensed under the MIT license.