libix3: initial commit

This is a straightforward 3D conversion of libix2, the API is
completely unchanged aside from dimensional types going from
2->3.

Rather than a quadtree with 4 children per parent, this uses an
octree with 8 children.  Otherwise it's basically identical to
libix2.

1 files changed, 5 insertions, 0 deletions

diff --git a/bootstrap b/bootstrap
new file mode 100755
index 0000000..99f6f06
--- /dev/null
+++ b/bootstrap
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+aclocal \
+&& automake --gnu --add-missing \
+&& autoconf