public void addKeyName(String name) {
            if (keyNames.containsKey(name)) {
                return;
            }
            StringItem stringItem = new StringItem(name);
            keyNames.put(name, stringItem);
            keyNames0.add(stringItem);
        }
Write pkgs to an arsc file

@author bob
@see ArscParser
android/third_party/apkbuilder/src/main/java/pxb/android/arsc/ArscWriter.java