Move account_reversal from __unported__ to root folder
Move the description in README.rst
Set the module installable
Use relative imports
Size useless on char fields
Update code according to comments.
Update CA_BoC messages.
Fix flake8 on CA_BoC service.
Update strings.
Add pot file.
Merge branch '8.0' of https://github.com/feketemihai/account-financial-tools into 8.0