boon/src/main/java/org/boon/collections/IntList.java
public boolean addInt(int integer) {
        if (end + 1 >= values.length) {
            values = grow(values);
        }
        values[end] = integer;
        end++;
        return true;
    }
public boolean addInt(int integer) {
        if (end + 1 >= values.length) {
            values = grow(values);
        }
        values[end] = integer;
        end++;
        return true;
    }
Add a new value to the list but don't employ a wrapper.

@param integer new value
@return was able to add.