/*
 * getSearchString()
 * cleanSearchString()
 * 
 * use_where: Use WHERE instead AND to begin SQL conditional
 * use_or: Find every word (OR) in search field (default all words (AND)
 * remove_common_words: Remove common words from search string
 * remove_accents: Replace accent marks with normal letters from search string
 * remove_dashes: Replace dashes with spaces from search string
 * remove_symbols: Remove any char except numbers and letters
 * 
 *  Usage example:
    $search_value = 'pink shirt';
    $search_fields = array("field1","field2","field3");

    $_sql_search = new sqlSearch;

    $search_options['use_where'] = false;
    $search_options['use_or'] = false;
    $search_options['remove_common_words'] = true;
    $search_options['remove_accents'] = true;
    $search_options['remove_dashes'] = true;
    $search_options['remove_symbols'] = true;

    $search_filter = $_sql_search->getSearchString($search_value,$search_fields,$search_options);
 * 
 */