docs: update LICENSE and README (#22)

Author: randh1r

LICENSE.txt LICENSELICENSE.txt renamed to LICENSE

@@ -14,21 +14,7 @@ syslog or other destinations.
 
 ### Composer
 
-Install the package through composer. Since this is currently a private package, you must
-enable the repository in your `composer.json` file:
-
-```json
-{
-    "repositories": [
-        {
-            "type": "vcs",
-            "url": "git@github.com:minvws/nl-rdo-php-audit-logger-bundle"
-        }
-    ]
-}
-```
-
-After that, you can install the package:
+Install the package through composer:
 
 ```bash
 $ composer require minvws/audit-logger-bundle
@@ -117,7 +103,7 @@ Creating a custom event is easy. You can create a new class that extends the `Mi
 If you encounter any issues or have suggestions for improvements, please feel free to open an issue or submit a pull request on the GitHub repository of this package.
 
 ## License
-This package is open-source and released under the European Union Public License version 1.2. You are free to use, modify, and distribute the package in accordance with the terms of the license.
+This package is open-source and released under the European Union Public License version 1.2. You are free to use, modify and distribute the package in accordance with the terms of the license.
 
 ## Part of iCore
 This package is part of the iCore project.