#39 Fixed tests and added some more

src/main/java/de/rwu/easydrop/Main.java

@@ -33,6 +33,7 @@ public final class Main {
      */
     public static void main(final String[] args) throws ConfigurationException {
         Config config = Config.getInstance();
+        config.loadConfig();
         String amznBaseUrl = config.getProperty("AMAZON_API_URL");
         String amznApiKey = config.getProperty("AMAZON_API_KEY");
         String testProduct = null;