Updated socket streams

Fixed major errors reported by scrutinizer

Resolve #70 : Removed support for PHP 5.5

Release of version 0.4.0

Fix #35 : Fixed Ipc\Socket\SocketListener not being able to reuse uni…

…x sockets

Fix #35 : Fixed Ipc\Socket\SocketListener not being able to reuse uni…

…x sockets

Fix #35 : Fixed Ipc\Socket\SocketListener not being able to reuse uni…

…x sockets

KRF-421 #resolve Cleaned all README files

Added Stream\AsyncStream API

Added Stream\AsyncStream API