Updates packages to latest for benefits

[highfiiv]

Hello! Batch Beast is well.. a beast! Thanks for working on it.
But I wanted to ask about updating the dependencies for potential performance and features and a sweet new 2021 version!

@ffmpeg-installer/ffmpeg ^1.0.19 → ^1.0.20
async ^2.6.2 → ^3.2.0
bcrypt ^3.0.6 → ^5.0.0
download ^7.1.0 → ^8.0.0
emailjs ^2.2.0 → ^3.4.0
ffprobe ^1.1.0 → ^1.1.2
fs-extra ^7.0.1 → ^9.0.1
glob ^7.1.3 → ^7.1.6
node-ffprobe ^1.2.2 → ^3.0.0
node-localstorage ^1.3.1 → ^2.1.6
opener ^1.5.1 → ^1.5.2
shelljs ^0.8.3 → ^0.8.4
shx ^0.3.2 → ^0.3.3
translate-json-object ^2.3.3 → ^2.3.7
tree-kill ^1.2.1 → ^1.2.2
zingchart ^2.8.6 → ^2.9.2
electron ^3.1.12 → ^11.1.1
electron-installer-dmg ^2.0.0 → ^3.0.0
electron-packager ^13.1.1 → ^15.2.0
electron-winstaller ^2.7.0 → ^4.0.1