Fixes #40: Remove methods where code quality is not important (SymfonyRequirements class, PhpIniRequirements class)

Coveralls CC failed, so trying a new method of organising phpunit.xml.dist

Added another fix for Coveralls due to a typo in previous commit
Merge pull request #45 from petrepatrasc/remove-files-not-require-from-build

Fixes #40: Remove methods where code quality is not important