Renamed Item.data and Template.data to pb

This removes the redefinition of the collection+json data field
to add compatibility with collection+json.
spellchecking
automatic spellchecking
comment spacing
comment spacing
comment spacing
comment spacing
used a fork of spiralweb
trying to enable syntax highlighting
fixing formatting for spiralweb
fixed the format name
fixed the format name
fixing highlighting
Merge pull request #2 from ericmoritz/feature/rename-data-to-pb

Renamed Item.data and Template.data to pb