Added transcripts for several specials

Changelog:

• Added transcripts for special episodes:

  • 040.2 - Season 1 Q+A - transcribed by tea wood

  • 080.3 - The Making of Magnus - transcribed by tea wood

  • 120.1 - Season 3 Q+A - transcribed by daytime_ghosts

  • 160.1 - Season 4 Q+A - Part 1 - transcribed by daytime_ghosts

  • 160.2 - Season 4 Q+A - Part 2 - transcribed by daytime_ghosts

  • 160.5 - Magnus Bloopers Special - transcribed by scienceandstarlight

• Fixed typos and added editable Google Docs for official transcripts MAG073 through MAG089.

• Updated the Incomplete Transcripts and Sources pages.

Please thank the transcribers and email me if you run into any problems!

– snarp