DE1667 Fix Helpers Used To Get Config In API Test

Update the API connection test method to use eb2ccore config model for
core config values and the eb2caddress config model for address config
values.

Clean up translated API test button messages.
DE1703 Remove Rest of Order Status Feed Vestiges
DE1632 Display Order Detail and Summary From API

**Backport
Fetch and display both order detail and summary information from the ROM order service.