[MRG] Improve elec localization tutorial and README and add circleCI

[adam2392]

PR Description

Improves documentation for localization.rst file.

Merge checklist

Maintainer, please confirm the following before merging:

• [ ] All comments resolved
• [ ] This is not your own PR
• [ ] All CIs are happy
• [ ] PR title starts with [MRG]
• [ ] whats_new.rst is updated
• [ ] PR description includes phrase "closes <#issue-number>"
• [ ] Commit history does not contain any merge commits

[adam2392]

I need to run npm install locally and sync up the packages

[adam2392]

@TheBrainChain Kay this is now fixed and good to go on my end.