Merge to master#95

Merged

AlexandrosMor merged 12 commits intomasterfrom

Dec 27, 2019

Commits on Aug 15, 2019

Add method to validate hmac (#79)
AlexandrosMor
authored

Commits on Sep 4, 2019

[PW-1636] Fix travis build and hmac tests (#84)
martinsrenato
authored

Commits on Oct 17, 2019

[PW-1701] Added the xapikey in http client request for call api (#91)
AlexandrosMor
authored
Mutable types used as defaults (#78)

Ishrock
authored and
AlexandrosMor
committed
Fix coverage command (#89)

rafaelgotts
authored and
AlexandrosMor
committed

Commits on Nov 7, 2019

New contribution guidelines
adyen-gc
committed