scheduler: use `needDrain` not `drained`
parser: never return user data
parser: refactor main loop a bit
1.26.5
[minor] Follow the same .Server pattern as node
Merge pull request #167 from 3rd-Eden/patch-1

[minor] Follow the same .Server pattern as node
client: Added an option to disable decompression

Signed-off-by: Fedor Indutny <fedor@indutny.com>
1.27.0