Typehint PSR request + CS Fixes + Refine Guzzle4 dependency
Normalize timeout handling
Merge pull request #34 from geoffrey-brier/master

Typehint PSR request + CS Fixes + Refine Guzzle4 dependency + Normalize timeout handling
[Composer] Refine dependencies
[Curl] Reduce timeout code duplication
[Test] Lock share file
Update CHANGELOG
[StringStream] Fix boolean return
Update CHANGELOG
[Message] Update stream according to PSR BC break