Made child links the default.
Updated sphinx cross-references.
Updated more sphinx cross-references.
Only linkify and create index when HTML.
Ignori on all generated text files.
Merge pull request #107 from jacebrowning/child-links-default

Publish child links by default.
Fixed line endings.
Refactored line writing.
Renamed 'infile' => 'stream'.
Merge branch 'master' into unicode
Forced UTF-8 in output files.