Feature request: Adding compression LZ-String

[gloony]

Is your feature request related to a problem? Please describe.
Missing compression with LZ-String.
It is used a lot for saving purpose on some app (and sometimes with a seed).

Describe the solution you'd like
Add it on Operations table with the possibility to add some text for "seeded" or not the Input.

Describe alternatives you've considered
The script can be found here : https://github.com/pieroxy/lz-string.