Renamed internal properties
Created BufferLoggerFactory and BufferLoggerFactoryTest
Created ProxyLoggerFactory and ProxyLoggerFactoryTest
Added LoggerAwareInterface
Added example for BufferLogger
Fixed bug
Added example how to bypass a log level while iterating over a collection of items
Implemented usage of BufferLoggerFactory
Implemented usage of ManipulateBufferLoggerFactory in example
implemented usage of ProxyLoggerFactory in examples