+ *
+ * @param array $options
+ * An associative array containing:
+ * - overwrite_options: An array of options. Each option contains:
+ * - not_customized: Boolean indicating that not customized strings should
+ * be overwritten.
+ * - customized: Boolean indicating that customized strings should be
+ * overwritten.
+ * - customized: The strings being imported should be saved as customized.
+ * One of LOCALE_CUSTOMIZED or LOCALE_NOT_CUSTOMIZED.