Detect if leading character in JSON payload is an array bracket. If
found, decode payload into an interface{} and then save the results into
payload["root"]. References to payload values would need to reference
the leading, "virtual" root node (i.e. "root.0.name").
Fixes#215
This commit incorporates some tests into the main TestWebhook framework. New features to TestWebhook:
- Check log output against Regexp
- Add Testing sub-tests
Updates #225