update to data encoding v0.4


data-encoding v0.4
expose new combinators in the environment
make some of the now-possible changes in proto-alpha

Fixes #1475 (closed)

Manually testing the MR


  • Document the interface of any function added or modified (see the coding guidelines)
  • Document any change to the user interface, including configuration parameters (see node configuration)
  • Provide automatic testing (see the testing guide).
  • For new features and bug fixes, add an item in the appropriate changelog (docs/protocols/alpha.rst for the protocol and the environment, the Development Version section of CHANGES.md for everything else).
  • Select suitable reviewers using the Reviewers field below.
Edited by Raphaël Proust