=bld #15616 Specifies UTF-8 as charset for the verification and wraps thrown exceptions including the offending file.
Merge pull request #15617 from akka/wip-15616-scaladocverifier-2.3-√

=bld #15616 Specifies UTF-8 as charset for the verification and wraps th...
+hco various smaller cleanups and helper additions
+htp add first version of new marshalling infrastructure
!hco prepare for multipart body parser implementation

Breakingness stems from
- renaming `EnhancedString::getAsciiBytes` to `EnhancedString::asciiBytes`
- removal of `HttpForm` (for now)
- refactoring of `MultipartFormData`
=htp smaller improvements in the marshalling infrastructure
+htp add first version of new unmarshalling infrastructure, tests still missing
+htp add high-level unmarshalling API entry point, more tests
=hco,htp Upgrade to latest release-2.3-dev head
=hco Apply review feedback
=htp Add more multipart unmarshalling tests
=htp Apply remaining review feedback