Fix test hang bug on CI

- Incorporate metrics as part of test process
changed casper to use E2E_PORT if present
Merge pull request #55 from nexus-uw/chore/casper-use-E2E_PORT

changed casper to use E2E_PORT if present
Revert "changed casper to use E2E_PORT if present"
Merge pull request #56 from Rise-Vision/revert-55-chore/casper-use-E2E_PORT

Revert "changed casper to use E2E_PORT if present"
changed casper to use E2E_PORT if present
Merge pull request #57 from nexus-uw/chore/casper-use-E2E_PORT

changed casper to use E2E_PORT if present
Merge pull request #46 from settinghead/master

Fix test hang bug on CI
Update readme including adding Facilitator
Merge pull request #58 from Rise-Vision/chore/add-facilitator

Update readme including adding Facilitator