update readme

README.md

@@ -1,5 +1,5 @@
-PSX Framework
-===
+
+# PSX Framework
 
 ## About
 
@@ -9,22 +9,17 @@ components are independent of the framework and can also be used in another
 context. The following list contains the most notable packages:
 
 - [psx/api](https://github.com/apioo/psx-api)
-  Parse and generate API specification formats (i.e. OpenAPI, RAML)
+  Parse and generate API specification formats
 - [psx/data](https://github.com/apioo/psx-data)
   Data processing library to read and write POPOs in different formats
 - [psx/schema](https://github.com/apioo/psx-schema)
-  Parse and generate data schema formats (i.e. JsonSchema)
-- [psx/sql](https://github.com/apioo/psx-sql)
-  Build complex data structures from relational databases
-- [psx/framework](https://github.com/apioo/psx-framework)
-  Engine of the PSX framework
+  Parse and generate data schema formats
 
-More informations about the PSX framework and the components at
-[phpsx.org](http://phpsx.org/).
+More information about the PSX framework and the components at [phpsx.org](http://phpsx.org/).
 
 ## Requirements
 
-> >= PHP 7.0
+> >= PHP 7.4
 
 ## Installation
 
@@ -33,14 +28,3 @@ creates a basic PSX project with a sample API.
 
     php composer.phar create-project psx/sample .
 
-you can also download the current release from GitHub which already includes all
-vendor libraries in case you can not use composer
-
-    https://github.com/apioo/psx/releases
-
-## Documentation
-
-For documentation please take a look at [phpsx.org](http://phpsx.org/) or the 
-[official manual](http://psx.readthedocs.org/)
-
-[![Build Status](https://travis-ci.org/apioo/psx.png)](https://travis-ci.org/apioo/psx)