read the last 1000 bit log on `pm2 logs` started

ChangeLog:

* read the last 1000 bit log on `pm2 logs` started

And, maybe you should generate git-tags by `npm version` command. For example `npm version 0.6.11` will change the package version to `0.6.11` and leave a new tag `v0.6.11` in git history. This cound be a consistent way to deploy packages. Just a suggestion :)

Cheers!