removed some unnecesary code

Author: vicmar57

src/main/java/com/vicmar57/productProcessor/model/SimpleInvalidFilter.java

@@ -41,23 +41,4 @@ public static boolean filterConditionally(String value, List<String> exclusionLi
 //                if(attr.getValues().size() == 0)
 //                    attrIt.remove();
 //            }
-//    }
-
-
-//    public void cleanAttributes(List<Attribute> attributes) {
-//        the java 7 way
-//        //iterate over all attributes
-//        Iterator<Attribute> attrIt = attributes.iterator();
-//        while (attrIt.hasNext()) {
-//            Attribute attr = attrIt.next();
-//            Iterator<String> it = attr.getValues().iterator();
-//            //iterate over all attribute values
-//            while (it.hasNext()) {
-//                String curr = it.next();
-//                if (curr == null || curr.equals(""))
-//                    it.remove(); // NOTE: Iterator's remove method, not ArrayList's, is used.
-//            }
-//            if (attr.getValues().size() == 0)
-//                attrIt.remove();
-//        }
 //    }

src/main/java/com/vicmar57/productProcessor/model/SimpleNormalizeCaps.java

@@ -9,7 +9,6 @@ public class SimpleNormalizeCaps implements INormalizeCapsBehaviour {
     @Override
     public void normalize_caps(List<Attribute> attributes) {
         attributes.stream()
-                //.skip(1) //assuming the "title" attribute is always first, skip it
                 .forEach(at -> {
                     if(!at.getName().equals("title")) {
                         at.getValues()