Quick and dirty commit, due to heaste of this needing

MALAPITool/src/main/java/me/zacharias/chat/mal/api/ParameterStringBuilder.java

@@ -8,6 +8,8 @@ import java.util.Map;
 public class ParameterStringBuilder {
     public static String getParamsString(Map<String, String> params) 
       throws UnsupportedEncodingException {
+        if(params == null)
+            return "";
         StringBuilder result = new StringBuilder();
 
         for (Map.Entry<String, String> entry : params.entrySet()) {