`onfatal` is not defined

[Vanessa Pyne]

Expected Behavior

when act library <did> fails, show error message

Actual Behavior

onfatal is not defined, is the error received, not why act library <did> failed

Steps to Reproduce the Problem

1. https://github.com/AraBlocks/ara-contracts/blob/master/bin/act-library#L60

    at Object.onall [as handler] (/Home/ara/ara-contracts/bin/act-library:60:5)```

## Specifications

  - Version: 0.2.7
  - Platform: macos
  - Subsystem: 10.12.6