* updated to use the new newrelic v2 api
* check that application_id is set
* indenting issue
* added back app_name
* fix import ordering
* resolving various spellings & wordings
* fixed wordings
* validate_certs
* fixed unreachable code
(cherry picked from commit 7e2a6cf198)
Co-authored-by: Wei Liao <wliao008@gmail.com>