darcs-hash:fc48081a27e08b3710e43da3d5bf1418c9ac9690

Use EXTERNAL-PROGRAM instead of TRIVIAL-SHELL; don't do symlinks (Librarian should work natively on Windows now).

darcs-hash:522e21c071fcecc499045c4ab2b6451ec8b64e22

darcs-hash:95b03a9cc2a2c2850ea0cff91829c0b3a53eab46

darcs-hash:30c7e0b4b4bc71771d811f5c083edcc022cfc725

Drop systems/ dir, make bootstrap.sh download libs into new external/ subdir and link .asd files into Librarian's root dir.

darcs-hash:578ce1b81fbcbd47b422ee2a2ab55220eb5bdb53

darcs-hash:d439497a59d5c55cc4c1ea4c40d9a75f0fd9aba2

darcs-hash:afa1a87d27f1371a400b63d7f4127689f5e854f3