Reduced file size of GIFs

src/lib/libraries/decks/steps/talking-1-add-extension.en.gif

src/lib/libraries/decks/steps/talking-11-choose-sound.en.gif

src/lib/libraries/decks/steps/talking-12-dance-moves.en.gif

...ib/libraries/decks/steps/talking-13-ask-and-answer.en.gif

src/lib/libraries/decks/steps/talking-3-say-something.en.gif

...ib/libraries/decks/steps/talking-5-switch-backdrop.en.gif

src/lib/libraries/decks/steps/talking-7-move-around.en.gif

src/lib/libraries/decks/steps/talking-9-animate.en.gif