fixed #4552: Zend\Cache\Storage\Adapter\Wincache::getItem() have to return NULL in cases of not found items
removed checks of not existing class Zend\Math\BigInteger
Punycode decoding fails if encoded string has not hyphen
[#4618] Fix fromReflectedFileName()

- method was not properly detecting when a file does not exist, in part
  due to using no longer implemented methods of FileReflection.
[#4618] Typo in variable name
[#4618] File check in include_path can't be do as part of the fix because $includeIfNotAlreadyIncluded lost his functionality
[#4618] Fix test assets
[#4618] PHP files needs at least two lines
Merge branch 'hotfix/4618'

Close #4618
Merge pull request #4632 from marc-mabe/hotfix/4552

fixed #4552: Wincache::getItem() have to return NULL in cases of missing items
Merge branch 'hotfix/4632'

Close #4632
Fixes #4552
Can't return false whithout call parent::isActive
Merge branch 'hotfix/4634'

Close #4634
Merge pull request #4636 from fetus-hina/punycode

Punycode decoding fails if encoded string has not hyphen
Merge branch 'hotfix/4636'

Close #4636
Merge branch 'hotfix/3512' of https://github.com/marc-mabe/zf2 into marc-mabe-hotfix/3512
Merge branch 'marc-mabe-hotfix/3512'