adding Scrutinizer config to exclude specs from codesniffer
adding Scrutinizer config to exclude specs from php-analyzer
Fixing warning when extensions key is empty
Merge pull request #279 from ciaranmcnulty/bug/empty-extensions-config

Fixing warning when extensions key is empty
Merge pull request #289 from ciaranmcnulty/config/scrutinizer-config

Adding Scrutinizer config to exclude specs from codesniffer