You can clone with
HTTPS or Subversion.
Include srctree in sdist.
Add wrapper files to MANIFEST.in.
Remove repo from sdist, autogenerate .hgrev
Include all of Tools.
Missing items in MANIFEST.in
add missing files to MANIFEST.in
Cleanup manifest, auxiliary files.
Make sure the Includes get bundled.
Add pyximport to manifest
Minor packaging changes
include .hg directories in source distro
More Pyrex/SageX --> Cython changes