Allow client subscription structure to be directly passed to create (w…

…eb-push-libs#191)

this addresses web-push-libs#179

Return results as a \Generator (web-push-libs#185)

* WIP: initial concept of returning report objects

* WIP: add a test

* Docs update

Change results handling example

* Attempt to fix tests web-push-libs#1

* Change flush() signature for easier mocking

* Unqualify iterable

* Remove ignored vagrant file

Fix Subscription::create when not giving every keys (web-push-libs#163)

add reasonPhrase (web-push-libs#157)

Add support for aes128gcm encoding (web-push-libs#150)

Fixes web-push-libs#48 web-push-libs#136

* Introduce Subscription object

* Fix CI

* Add content encoding field

* Actually prevent using a non supported content encoding

* Add PHPDoc tag

* Add content encoding to VAPID

* Add aes128gcm content encoding to VAPID

* Only send Encryption and Crypto-Key headers in aesgcm

* Add encryption logic of aes128gcm

* Add aes128gcm to supported content encodings

* Add encryptionContentCodingHeader

* Add test for every supported content encodings

* Use latest version of web-push-testing-service

* Fix test when browser doesn't have PushManager.supportedContentEncodings

* Fix pack ?

* Replace fcm/send by wp for FCM urls

* Add support for no padding in aes128gcm

* Fix record size for aes128gcm

* Fix padding with aes128gcm

* Update README

Update README.md

Fix random shared secret being of odd length

Fix encryption in v3 (web-push-libs#146)

* Don't fail silently PushServiceTest

* Fix encryption

export-ignore tests for distribution (web-push-libs#130)

Remove compatibility with PHP<7 and upgrade deps (web-push-libs#124)

* Rm compatibility with PHP<7 and upgrade deps

* Add note about HHVM

* Remove 5.6 and HHVM from Travis testing

* Update web-push-testing-service