Merge pull request php-opencloud#228 from php-opencloud/backport

Bumped dependencies to remove guzzle/guzzle

Readme (php-opencloud#227)

* Use coveralls badge. Fixed typo.

* Clarify roadmap and support

Backport: Serialize \ DateTimeImmutable (php-opencloud#220)

Handle Datetime serialization (php-opencloud#148)

Object Storage retrieval: containerName and name missing (php-openclo…

…ud#210)

* Repopulate instance from input array

* Added unit tests

* Fixed authentication v2 bug

* Updated unit tests

Backport: Object Storage retrieval: containerName and name missing (#… (

php-opencloud#211)

* Backport: Object Storage retrieval: containerName and name missing (php-opencloud#210)

* Repopulate instance from input array

* Added unit tests

* Fixed authentication v2 bug

* Updated unit tests

# Conflicts:
#	tests/unit/ObjectStore/v1/Models/ContainerTest.php

* Fixed psr2

Merge pull request php-opencloud#208 from php-opencloud/fix-objstore-…

…containername

Fixed containerName was not set

Merge pull request php-opencloud#209 from php-opencloud/backport2.0-f…

…ix-objectstore-containerName

[2.0.x] Fixed containerName was not set

Merge pull request php-opencloud#207 from php-opencloud/patch-newline

Update authentication.php

Version 2.1.X should match feature of Branch 3.0.X