Remove the `fmc` subdirectory

Projects in the fmc subdirectory are obsolete. They should be removed, but before that ensure that the modern version is made available in the top level directory.

Move the obsbox driver to the top directory.

set weight to 1

assigned to @vgupta

created branch 2-remove-the-fmc-subdirectory to address this issue

mentioned in merge request !19 (merged)

changed the description

mentioned in commit 0e740c91

closed with merge request !19 (merged)