restore ignoring of youtube already embedded with <iframe>

Commit Log

  • 02e6d2b Release v3.3.11 [Bill Tomczak]
  • ed33b54 Bump dev version [Bill Tomczak]
  • d117144 Avoid processing youtube videos already embedded with <iframe> [Bill Tomczak]
  • 2953314 Minot formatting fixes to manifest [Bill Tomczak]