Add Post Tags to RSS Feed

Issue #1722
Merge pull request #1750 from pmgarman/rss

Add Post Tags to RSS Feed
Adds URL back into theme config

fixes #1749

- pass config().url into theme.update
- rename paths functions to match theme function
- adds tests for theme config
- We should probably try to eliminate passing config.url around
Merge pull request #1761 from ErisDS/issue-1749

Adds URL back into theme config
rogue dataprovider
Allows disabling of timestamps when importing posts

fixes #1696

- this is a temp workaround until full fledged support
is added directly to bookshelfjs
- when importing we use the import json blob’s timestamps
as the value that’s set in the DB 
- added tests for this change