Added README

Author: JulianFun123

README.md

@@ -0,0 +1,26 @@
+<p align="center"><img src="https://raw.githubusercontent.com/JavaWebStack/docs/master/src/assets/img/icon.svg" width="100">
+<br><br>
+JavaWebStack HTTP-Client
+</p>
+
+
+
+## A little tour
+Full documentations: [HTTP-Client JWS-Docs](https://javawebstack.org/docs/http-client)
+
+```java
+HTTPClient client = new HTTPClient();
+
+// Sending a simple GET-Request and printing the response-text
+System.out.println(client.get("https://example.javawebstack.org/api/test").string());
+
+// Setting a base-url
+client.setBaseUrl("https://example.javawebstack.org"); // or new HTTPClient(baseUrl)
+
+// Sending a POST-Request with a JSON-Body
+Map<String, Object> data = new HashMap<>();
+data.put("username", "password");
+
+HTTPResponse res = client.post("/api/post")
+                        .jsonBody(data).json(User.class);
+```

src/main/java/org/javawebstack/httpclient/HTTPRequest.java

@@ -177,4 +177,8 @@ private static byte[] readAll(InputStream is) throws IOException {
         is.close();
         return baos.toByteArray();
     }
+
+    public String toString(){
+        return string();
+    }
 }