Enhancements for Carrier Billing v0.2 - Part II

[PedroDiez]

What type of PR is this?

Add one of the following kinds:

• correction
• enhancement/feature
• documentation

What this PR does / why we need it:

This PR deals with some Issues whose output is already aligned/agreed:

• Issue#109 [COVERED]

  Enhancements in filtering for retrievePayments

• Issue#110 [COVERED]

  Aligments in transitionOperationStatus New Exception 403 "CARRIER_BILLING.PAYMENT_DENIED" New event payment-denied Enhancements in documentation.

• Issue#111 [COVERED]

  Clarifications for retrievePayments and retrievePayment endpoints New Exception 403 "CARRIER_BILLING.INVALID_TOKEN_CONTEXT" for these endpoints

• Issue#116 [COVERED]

  New endpoint (optional in 2-step) validatePayment New event payment-pending-validation New transationOperationStatus pending_validation Enhancements in documentation.

• Issue#117 [COVERED]

  Implicitly covered with Issue#110

• Other enhancements/corrections:

  Fix scopes according to model proposed in Commonalities/PR#57 Fix typo in transactionOperationStatus query_param enum value "defined" Examples values enhancement

Which issue(s) this PR fixes:

Fixes #109 Fixes #110 Fixes #111 Fixes #116 Fixes #117

Other enhancements/corrections:

• Fix scopes according to model proposed in Commonalities/PR#57
• Fix typo in transactionOperationStatus query_param enum value "defined"
• Examples values enhancement

Special notes for reviewers:

N/A

Changelog input

N/A

Additional documentation

N/A

[PedroDiez]

Merging today this PR and I generate new Issue with related PR to set this proposal as Release Candidate as commented in 20 December Meeting