Add deprecation notice

README.md

@@ -1,3 +1,10 @@
+# DEPRECATED
+
+The currently maintained version of this project can be found [here](https://github.com/Icinga/icinga-php-thirdparty).
+
+💡 Some modules (e.g. the Director) still depend on this module. This module is still available for usage, so if you're on Icinga Web 2 v2.8.2 or lower please install v0.9.0.  
+💡 However, if you're on Icinga Web 2 v2.9.0 or higher, this module is **not** required anymore. Unless you're running the Director in version 1.8.0 or lower, v1.8.1 also doesn't require this module.
+
 Icinga Web 2 - ReactPHP-based 3rd party libraries
 =================================================
 
@@ -6,14 +13,14 @@ for asynchronous PHP-based Icinga Web 2 modules. Please download the latest
 release and install it like any other module.
 
 > **HINT**: Do NOT install the GIT master, it will not work! Checking out a
-> branch like `stable/0.8.0` or a tag like `v0.8.0` is fine.
+> branch like `stable/0.9.0` or a tag like `v0.9.0` is fine.
 
 Sample Tarball installation
 ---------------------------
 
 ```sh
 MODULE_NAME=reactbundle
-MODULE_VERSION=v0.8.0
+MODULE_VERSION=v0.9.0
 MODULES_PATH="/usr/share/icingaweb2/modules"
 MODULE_PATH="${MODULES_PATH}/${MODULE_NAME}"
 RELEASES="https://github.com/Icinga/icingaweb2-module-${MODULE_NAME}/archive"
@@ -28,7 +35,7 @@ Sample GIT installation
 
 ```sh
 MODULE_NAME=reactbundle
-MODULE_VERSION=v0.8.0
+MODULE_VERSION=v0.9.0
 REPO="https://github.com/Icinga/icingaweb2-module-${MODULE_NAME}"
 MODULES_PATH="/usr/share/icingaweb2/modules"
 git clone ${REPO} "${MODULES_PATH}/${MODULE_NAME}" --branch "${MODULE_VERSION}"
@@ -48,4 +55,4 @@ Developer Documentation
 
 e.g.
 
-    ./bin/make-release.sh 0.8.0
+    ./bin/make-release.sh 0.9.0

composer.json

@@ -40,7 +40,9 @@
         "react/promise-stream": "^1",
         "react/promise-timer": "^1.5",
         "react/socket": "^1",
-        "react/stream": "^1.1"
+        "react/stream": "^1.1",
+        "guzzlehttp/psr7": "^1.7",
+        "guzzlehttp/guzzle": "^6.5.5"
     },
     "require-dev": {
     }