Fixes “Class `orchestra.resources` not found”.

Signed-off-by: crynobone <crynobone@gmail.com>
Eager attach orchestra/memory.

Signed-off-by: crynobone <crynobone@gmail.com>
Reimplement orchestra.resources typehint.

Signed-off-by: crynobone <crynobone@gmail.com>
Update changelog.

Signed-off-by: crynobone <crynobone@gmail.com>
Merge branch '2.1'