Add shim for os.getenv since it's required for fennel loading.

Bump to fennel 0.3.0.

Update footer URL.

Fix html.fnl for latest fennel.

Latest (nearly 0.3.0) fennel submodule.

Tweak version listing.

Merge pull request #19 from christoph-frick/generate-version-indices

Generate version indices

Generate a single version index for the tags

Generate links to the tag directories

Get the tags to generate from the fennel git tags

Auto-escaping was messing up the copyright sign.

Need to add index.html back to the upload target.

Update links to sr.ht repo as primary.

Add SSH keys for fennel-lang.org.

Add build manifest.

Merge pull request #18 from christoph-frick/escape-html

Add basic html escaping

Merge pull request #17 from christoph-frick/cleanup-multi-tag-build

Cleanup multi tag build

Add basic html escaping

... and a way out for pre-escaped HTML

Use script/css/... from root

Clean root index.html