Add an echo target to the build system
Revert "Fix -dynamic-too on Windows"

This reverts commit 5734f7afcc2b9acf857f8e0f745185bf01b91148.

It didn't fully fix -dynamic-too on Windows
Don't try to use -dynamic-too on Windows

It doesn't work
Checkpoint during compilation.
Merge branch 'master' into overlapping-tyfams