Merge remote-tracking branch 'origin/0.3'

* origin/0.3: (62 commits)
  Updated Guzzle version and dep to ~3.0
  `composer update` after merge (again)
  `composer update`
  Ensure that response status is an int
  [socket-client] Remove leading backslash for use statement
  [http-client] Whitespace
  [http-client] Simplify client, remove getters/setters for connectors
  [socket-client] Add line to do-split.sh
  [socket-client] Add replace to composer.json
  [socket-client] Document changes in CHANGELOG and UPGRADE
  [http-client] Gracefully handle undefined response status codes
  [http-client] Remove newlines from response headers (thanks @staabm)
  Rename Connector::getConnection to createTcp
  Rename ConnectionManager to Connector
  Make the transport method of the socket variable.
  Use When instead of FulfilledPromise and RejectedPromise
  Semi-functional test case for ConnectionManager
  Remove all listeners from socket server on shutdown
  Make promise constraint consistent by using tilde
  Tighten visibility of SocketClient properties
  ...

Conflicts:
	CHANGELOG.md

Author: igorw

composer.json

@@ -8,7 +8,7 @@
         "evenement/evenement": "1.0.*"
     },
     "suggest": {
-        "react/event-loop": "0.2.*",
+        "react/event-loop": "0.3.*",
         "react/promise": "~1.0"
     },
     "autoload": {
@@ -17,7 +17,7 @@
     "target-dir": "React/Stream",
     "extra": {
         "branch-alias": {
-            "dev-master": "0.2-dev"
+            "dev-master": "0.3-dev"
         }
     }
 }