Compiler: ContainerBuilder is initialized in constructor
.travis: added code checker
default parentName is Nette\DI\Container
Responsibility for loading config files moved from ContainerFactory to Compiler (BC break)
added CompilerExtension::setConfig for easier testing
ServiceDefinition: added getTag()
support for inject methods & properties moved to InjectExtension
removed ServiceDefinition::inject, replaced with tag (BC break)
added TemplatesExtension