Merge pull request #80 from conorfennell/master

Enable json web tokens
Tags have values between 1 and 4
Merge pull request #81 from jgho/updateValue

Tags have values between 1 and 4
Only push new tag if new
Merge pull request #82 from jgho/newTag

Only push new tag if new
Update dataLoader to generate different tag values
Merge pull request #83 from jgho/randomTagValues

Update dataLoader to generate different tag values
Only do post save events on new items
Merge pull request #85 from jgho/newThingsOnly

Only do post save events on new items
Change PUT status codes to 200 from 201
Merge pull request #86 from jgho/201to200

Change PUT status codes to 200 from 201
Remove unnecessary populate
Merge pull request #87 from jgho/removePop

Remove unnecessary populate
Change email title!
Merge pull request #88 from jgho/emailSubject

Change email title!
UserId not sent in URI, but JWT
Merge pull request #89 from jgho/publicOppRoute

UserId not sent in URI, but JWT
Return a 200 instead of a 400