provide SAGE_PREFIX
tachyon. make sure "bin" exists, and use spkg-dist-install
pari: cleanup
sage-dist-install: target must be directory

patch against install-sh sent upstream by thansen@debian.org
Merge branch 'sagedist' into toplevel-WIP

Conflicts:
	src/bin/sage-env (symlink)
autofoo: don't rely on SAGE_LOCAL.
flint: create directory before putting file into it
Merge branch 'autotools' into toplevel-WIP
Merge branch 'spkg-install' into toplevel-WIP
singular: create shared directory for shared
Merge branch 'singular' into toplevel-WIP
CXX fix (needs work)
get rid of transition files

- src/bin/install-sh
- src/bin/sage-dist-install
- src/bin/sage-dist-make
toplevel register ncurses foreign package
sagelib: spkg, draft

this will be required by a proper toplevel build system
sage-bin: cleanup env

- adapt env
- remove sage-arch-env
- remove SAGE_ROOT hacks
- remove ECLDIR (ecl takes care of it)
sage-bin adapt various scripts

- sage-build
- sage-spkg.in
- sage-sdist
sage-bin: sage.in

- config files to @SAGE_ETC@
- cleanup
- PIPESTATUS_CMD
sage-bin: sage-build
sage-bin: rearrange config files

some config files need to be part of sagelib, so check works in bare
builds. for now. alternatively one could
- get rid of those files (e.g. sage-maxima.lisp) or
- distribute them with packages sagelib depends on