Merge pull request #5999 from zoebentley/englishPNG

src/lib/libraries/decks/en-steps.js

src/lib/libraries/decks/steps/add-backdrop.en.png

src/lib/libraries/decks/steps/add-effects.en.png

src/lib/libraries/decks/steps/add-sprite.en.gif

src/lib/libraries/decks/steps/animate-char-add-sound.en.gif

src/lib/libraries/decks/steps/animate-char-add-sound.en.png

...ib/libraries/decks/steps/animate-char-change-color.en.gif

...ib/libraries/decks/steps/animate-char-change-color.en.png

src/lib/libraries/decks/steps/animate-char-jump.en.gif

src/lib/libraries/decks/steps/animate-char-jump.en.png

src/lib/libraries/decks/steps/animate-char-move.en.gif

src/lib/libraries/decks/steps/animate-char-move.en.png

...b/libraries/decks/steps/animate-char-pick-backdrop.en.gif

...lib/libraries/decks/steps/animate-char-pick-sprite.en.gif

...b/libraries/decks/steps/animate-char-say-something.en.gif

...b/libraries/decks/steps/animate-char-say-something.en.png

src/lib/libraries/decks/steps/animate-char-talk.en.gif

src/lib/libraries/decks/steps/animate-char-talk.en.png

src/lib/libraries/decks/steps/change-size.en.png

src/lib/libraries/decks/steps/chase-game-add-sprite1.en.gif