adjusted to haddock style comments
added link to Haddock syntax
added comment explaining this About.hs file and updated titles for graphs
added explanation of what Application.hs is for
explanation of Applications.hs (plural)
added BuildFeed.hs explanation with link to https://snowdrift.coop/dev/build
explanation of Invitations
clarified explanation for invitation / invite pages
added note about LibreJS to JsLicense.hs
changed "password" to "passphrase" in the label of sign-up