Update poser badges

- swap coveralls code coverage badge for scrutinizer
- add scrutinizer quality score
- add packagist stable version and total downloads
- add sensiolabs insight
Add docs for MbRegex::get, option param and tests
Fix docs and code standards
Add docs for MbRegex::getAll, option param and tests
Add docs for MbRegex::replace, option param and tests
Add docs for MbRegex::replaceCallback, option param and tests
Add docs for MbRegex::split, limit param and tests
Add docs for MbRegex::grep, option param and tests
Add docs for MbRegex::filter, option param and tests
Support string[] types in MbRegex::replace parameters (pattern, replacement and subject) to conform with PcreRegex::replace
Add test for empty pattern for PcreRegex::replace
MbRegex throws MbRegexException
Expand handled type in RegexException's argument $pattern
Merge MbRegex::replaceCallback to MbRegex::replace as well as tests
Merge PcreRegex::replaceCallback to PcreRegex::replace as well as tests
Update README, that replaceCallback was removed
Fix typos in docs
Refactor MbRegex::replace and its tests to be more reusable
Add array handling functionality to MbRegex::filter and refator its tests
Add array handling functionality to PcreRegex::grep and update its tests