2.0.0-beta3: Add dev commands (#9)

* Add dev commands

* remove environment option

* replace backend:cex and backend-cim with default cex/cim

2.0.0-beta2: Fix tty unsupported error (#8)

* check tty

* add some explanation

1.0.0-alpha3

Change getOptionsString to array

1.0.0-alpha1: Fix class loading (#1)

* Use installer name

* manuall include base class