Fix executable flag on test_deriv_mut
Merge branch 'deriv' of https://github.com/bruceiv/egg into deriv
Merge branch 'deriv' of https://github.com/bruceiv/egg into deriv
Merge branch 'deriv' of https://github.com/bruceiv/egg into deriv
Merge branch 'deriv' of https://github.com/bruceiv/egg into deriv
Merge branch 'deriv' of https://github.com/bruceiv/egg into deriv
Merge branch 'deriv' of https://github.com/bruceiv/egg into deriv
Merge branch 'deriv' of https://github.com/bruceiv/egg into deriv
Merge branch 'deriv' of https://github.com/bruceiv/egg into deriv
Switch make to development mode
Faster binary search for uint_pfn with guaranteed termination