1.0.3dev: added support [pep:0376 PEP 376] metadata to `get_pkginfo()` and made strings translatable for error messages while reading distribution metadata (closes #11877)


git-svn-id: http://trac.edgewall.org/intertrac/log:/branches/1.0-stable@13538 af82e41b-90c4-0310-8c96-b1721e28e2e2