[client] Fix dates in the future during import (OpenCTI-Platform#68, O…

…penCTI-Platform#66)

[client] Add the forceNatural option to relation methods

[client] New version

[examples] Fix one example

[client] Prepare new release

[client] Prepare to release new version

[client] Fix black formatting

[client] Fix some creations

[client] Fix creating report ref

[client] Prepare the new release