* issue#2609 | Sasha | predictable axios requests

- axios requests are not delayed by pre-emptive promise creation by default
- add options to interceptors api ("synchronous" and "runWhen")
- add documentation and unit tests

* issue#2609 | Sasha | pull request feedback changes

* issue#2609 | Sasha | additional feedback changes

* issue#2609 | Sasha | put back try/catch

* issue#2609 | Sasha | add 2 adapter unit tests

- remove check for requestCancelled
Co-authored-by: Nak71845 <alexandre.korotkov@kroger.com>
Co-authored-by: NXianming Zhong <chinesedfan@qq.com>
Co-authored-by: NJay <jasonsaayman@gmail.com>