Fixed a recurring typo
Merge pull request #321 from mhelvens/patch-1

Fixed a recurring typo in the API docs
Add promise settle example. Clarify settle and static methods.

Add promise settle example. Clarify settle and static methods. This is due to feedback on several Stack Overflow questions about settle being unclear and PromiseInspection being underspecified since the switch to making all promises inspectable directly.
add suggestion to check inspection before using