Config option to skip sending of params
Don't send params if send_params is off in config

Also refactor formatter spec.
Remove --repository option in CLI
Merge pull request #121 from appsignal/clear_params

Clear params
Name option in appsignal notify_of_deploy CLI
Don't call to_hash on ENV
Get error message in CLI when config is not active
Merge pull request #122 from appsignal/name_in_cli

Name in cli
Bump to v0.8.6 [ci skip]