Revert broken asynchttpserver FutureStream additions.

As discussed in #13394, these changes cannot work. Reverted via

```
git revert --no-commit 5bf571f061
git revert --no-commit abd660c407
git revert --no-commit 955465e5f4
git commit
```
This commit is contained in:
Dominik Picheta 2020-02-22 11:46:24 +00:00 • committed by Dominik Picheta
commit ec8a17cc86
2 changed files with 29 additions and 145 deletions

View file

@ -98,8 +98,6 @@ echo f
## Library changes
- `asynchttpserver` added an iterator that allows the request body to be read in
chunks of data when new server "stream" option is set to true.
- `asyncdispatch.drain` now properly takes into account `selector.hasPendingOperations`
and only returns once all pending async operations are guaranteed to have completed.
- `asyncdispatch.drain` now consistently uses the passed timeout value for all