build2 - build2 build system

Age	Commit message (Expand)	Author	Files	Lines
2020-05-27	Make build script variable pool local to execution environment	Boris Kolpackov	2	-4/+28
2020-05-27	Add dump(ostream,script::lines) (partial implementation)	Karen Arutyunov	5	-5/+76
2020-05-27	Factor out generic script parsing/executing functionality from build2::test::...	Karen Arutyunov	21	-0/+8522