Upgrade to Tika 1.22

Release 1.22 - 07/29/2019

   * NOTE: Known regression: PDFBOX-4587 -- PDF passwords with codepoints
     between 0xF000 and 0XF0000 will cause an exception.

   * Add parser for HWP v5 files via SooMyung Lee (soomyung) and
     JinSup Kim (ddoleye) (TIKA-2909).

   * Fix order of closing streams to avoid "Failed to close temporary resource"
     exception in TesseractOCRParser (TIKA-2908).

   * Improve AutoDetectReader performance by caching encoding
     detector (TIKA-1568).

   * Prevent RTFParser from outputting illegal tag combinations (TIKA-2889).

   * Fix RereadableInputStream to release all resources (TIKA-2903).

   * Implement custom language identifier in the tika-eval module based on
     OpenNLP's language detector; add 18 languages and add common words
     lists for all 121 languages (TIKA-2790).

   * Fix NPE in MimeTypesReader.releaseParser() via Eamonn Saunders (TIKA-2896).

   * Fix RTFParser to extract more content (TIKA-2883).

   * Add clientSubmitTime to the metadata extracted from PST files (TIKA-2898).

   * Improve StreamingZipContainerDetector for xltx, xltm and
     several other file formats (TIKA-2886).