knotx/knotx-fragments#79 Expose task log.

[tomaszmichalak]

Configuration changes & functional tests. It relates to PR - knotx/knotx-fragments#88.

Upgrade notes (if appropriate)

It adds commented consumers configuration:

#consumerFactories = [
#  {
#    factory = fragmentHtmlBodyWriter
#    config {
#      condition {
#        param = debug
#      }
#      fragmentTypes = [ "snippet" ]
#    }
#  }
#]

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.

---

I hereby agree to the terms of the Knot.x Contributor License Agreement.