Update to 1.59
    
    - New upstream release 1.59
      - Fixed XETRA, Tradegate and SInvestor after webpage was restructured (GH#350)
      - Fidelity.pm temporarily disabled (GH#346)
      - Finanzpartner.pm - Fix scraper, did not work if quote was higher than the
        previous day's quote
      - GoogleWeb.pm - Updated to retrieve mutual fund and BATS prices (GH#355)
      - BSEIndia.pm:
        - Updated to use standardized data file at URL
          https://www.bseindia.com/download/BhavCopy/Equity/BSE_EQ_BHAVCOPY_{DDMMYYYY}.ZIP
        - Eliminated need to use temp folders by storing standardized file data
          from URL into a variable
        - Updated names of source fields to conform to those in the standardized
          data file
        - Removed print when symbol not found (GH#335)
      - IndiaMutual.pm - Eliminated need to use temp folders by storing NAV file
        data from URL into a variable
      - TMX.pm - Correct a self-reference in documentation (GH#345)
      - Stooq.pm - Added new currencies and a fix for commodities' prices
      - YahooWeb.pm - Skip rows in the price table where the prices are "-"; this
        seems to happen sometimes with TIAA (and perhaps other) securities
        including TILIX and QCILIX
      - TSP.pm - Was not returning hash when the HTTP GET failed completely or the
        content did not contain the expected CSV file (GH#338)