Update README.md

README.md

@@ -2,7 +2,21 @@
 Mapping tool for *EVE ONLINE*
 
 url: https://www.pathfinder.exodus4d.de
-## Directory structure (production)
+
+### Project requirements
+> #### APACHE Webserver 
+http://fatfreeframework.com/system-requirements
+- PHP 5.3.4 or higher
+- PCRE 8.02 or higher (usually shipped with PHP package, but needs to be additionally updated on CentOS or Red Hat systems)
+- mod_rewrite and mod_headers enabled
+- GD libary (for Image plugin)
+- cURL, sockets or stream extension (for Web plugin)
+- Gzip compression
+
+#### Development
+> t.b.a.
+
+### Folder structure (production)
 
 ```
   |-- (0755) app              --> backend [*.php]