ignore virtualenv structure
Fix Bug on SearchableText_file indexer when input stream contains characters not convertable in ASCII. Assumes now utf-8 and replaces all unknown. Even if search can not find the words with special characters in, indexer does not break completely on those items.
Fix Bug on SearchableText_file indexer when input stream contains characters not convertable in ASCII. Assumes now utf-8 and replaces all unknown. Even if search can not find the words with special characters in, indexer does not break completely on those items.