Added package traversal
Put back in Data.Foldable instances
Fixed import
Fixed imports
Changed parseDocs' type

For better error reporting.
Fix code review notes
Merge pull request #40 from jspahrsummers/comment-errors

Changed parseDocs' type
Fix type signature style and document traversal functions
Expose all traversal functions, hide nesting parameter
Merge pull request #39 from jspahrsummers/decl-linear

Package traversal
Skip parsing declarations not in the same source file
Merge pull request #44 from jspahrsummers/hide-included-decls

Skip parsing declarations not in the same source file
Merge branch 'master' of github.com:jspahrsummers/documentalist

Conflicts:
	Text/Documentalist/CommentParser/TomDoc.hs
Merge branch 'master' into extended-tomdoc

Conflicts:
	Text/Documentalist/CommentParser/TomDoc.hs
Merged latest master