Added readme file

Author: Arunas Mazeika

README.md

@@ -0,0 +1,31 @@
+joomla-catcher
+==============
+
+Catcher is a bundle of plugins and a library for catching and debug Joomla! events.
+
+## Installation
+
+### Composer
+
+You can install this package using [Composer](https://getcomposer.org/). Create a `composer.json` file inside the root directory of your Joomla! site containing the following code:
+
+```
+{
+    "require": {        
+        "nooku/pkg_catcher": "dev-master"
+    },
+    "minimum-stability": "dev"
+}
+```
+
+Run composer install.
+
+### Phing
+
+For convenience, a [phing](http://www.phing.info/) script for building the package is also available under the `/scripts/build` folder of the repo.
+
+After building it, the package may be installed using the Joomla! extension manager.
+
+## Usage
+
+After the package is installed, make sure to enable the plugins and configure them to catch and report events.