improve README.md

-# E-Shop
+# e-shop
 
-## abstract
+Some diagram and database crap done for a shop system...
 
-Some SQL targeted at PostgreSQL. This was intended as the database backend for
-user management in an online shop system.
+## Description
 
-## requirements
+This is kept only because I do not like to lose things.
 
-PostgreSQL
+## Requirements
 
-## status
+unknown
 
-abandoned
\ No newline at end of file
+## Dependencies
+
+ * MySQL
+ * postgreSQL
+
+## Contributing
+
+Just email me.
+
+## License
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+    
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+    
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+## Author
+
+Georg Hopp <georg@steffers.org>