2014-05-24 - 0.4
    + inject environment variables
    + can run at non stop mode either sleep or pause
    + start apps in a group
    + start groups in a group
    - fix issue of ctrl-c
    ? (skip 0.3 because PAUSE thinks v0.2 is bigger than v0.3.0)

2014-05-20 - 0.3.0
    - Bugfix base dir

2014-05-19 - 0.2
    - POD Tidy

2014-05-19 - 0.1
    + First version