Added a few sources + functions for API/RSS data handling
Simplified transform-rss function
Major refactors. Added new functions for getting article body contents and handling api vs rss feeds
Added new RSS feed for PoC. RSS feed parsing & handling works as is. API feed parsing may still need some work... but good enough for now
Fixed sample config file
Slight refactors and tidying up
Changed sample config file to reflect the change in how RSS vars are handled
Refactored more data processing functions
Fixed sample config file to reflect latest changes
Merge branch 'feature/data-refactor' into develop
Initial data refactor complete