Merge "Fix a bug that enabled Subtype ID can't be saved propery."

            String id = pair.first;

            ArrayList<String> subtypes = pair.second;

            builder.append(id);

            if (subtypes.size() > 0) {

                builder.append(subtypes.get(0));

                for (int i = 1; i < subtypes.size(); ++i) {

                    builder.append(INPUT_METHOD_SUBTYPE_SEPARATER).append(subtypes.get(i));

                }

            // Inputmethod and subtypes are saved in the settings as follows:

            // ime0;subtype0;subtype1:ime1;subtype0:ime2:ime3;subtype0;subtype1

            for (String subtypeId: subtypes) {

                builder.append(INPUT_METHOD_SUBTYPE_SEPARATER).append(subtypeId);

            }

        }