locker-factory npm module

This code is live and published to the npm module repository where it has been pulled
into the locker app on the locktrk and bluetrackmedia servers. Updates to this code must
be published to the npm module repository by updating the version number in the package.json
file then executing the 'npm publish' command. After it's been published, the locktrk and
bluetrackmedia locker apps need to update this module. To update the modules and rebuild the app,
cd into each respective directory and run 'npm update locker-factory --save' and 'npm run-script build'.

TLDR - Publish command
- update the package.json version
- npm publish
- cd into node apps that use this package
- npm update locker-factory --save
- npm run-script build