Webpack, Electron update and vulnerability fixes

[c-ryan-k]

A build system update to fix some outdated components and security vulnerabilities.

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This checklist is used to make sure that common guidelines for a pull request are followed.

General Guidelines

• If introducing new functionality or modified behavior, are they backed by unit tests?
• Have all unit tests passed locally? (by running npm run test command)
• Have you updated the README.md with new screenshots if significant changes have been made?
• Have you update the package version if the current version in package.json is not higher than the version released?

[chieftn]

Looks great -- good to see the updates to specs. Think we should snap package.json to convention though