Warn when debian directory is distributed along the source archive
Extract debian directory import functionality into a separate function
Extract distributable creation into a separate function
Use numeric identifiers instead of strings to specify actions
Create a separate packaging directory for each version of the package
Make Project.extract_changelog_version() generic
Perform all actions after command-line arguments are parsed
Extract package signing argument handling to a separate function
Merge the functionality of make_official.sh to make_all.py
Accept '+' and '.' characters in the debian package name
Extract tarball finder into a separate function
Split Project.make_distributable() into several functions
Use 'make dist' if the project has a Makefile with dist target