add LICENCE
add composer support
add mockery/mockery:dev-master to composer require-dev dependencies
add phpunit configuration file
add failing tests for a disposable ErrorHandler
add ErrorHandlerInterface
implement default ErrorHandler
pass tests for ErrorHandler
add RegexException
add tests for the regex runtime sandbox
add SandboxInterface for the regex runtime sandboxes
add implementation for deault sandbox
pass tests for regex runtime sandbox
add RegexRuntimeInterface
add tests for a future RegexRuntime implementation
add default implementation for a RegexRuntime
pass tests for regexRuntime
add factory to easy RegexGuard instantiation
add travis config
add empty README file