Merge pull request #3 from pihizi/develop

仅在CLI时检测是否存在modoule依赖的外部module没有被加载，如果存在，则停止执行并报错
modify gini-doctor and travisci [skip ci]
camelCase Util [skip ci]
replace phpdox with phpdoc, update corresponding config
PHP-FIG & URI MAILTo Error message