Snapshots – Save/Restore state

[d4rkr00t]

Add ability to save/restore state.

What needs to be done for MVP:

• [x] Save state to local storage (ability to define a name for state snapshot)
• [x] Restore state from local storage
• [x] UI For interacting with saved state – basically list of saved states

Next iteration

• [x] Empty state for snapshots

Next iteration

• [ ] Save/Restore selection

Next iteration

• [ ] Exporting state to file
• [ ] Importing state from file

Next iteration

• [ ] Renaming snapshots

Next iteration

• [ ] History (?)