Add cabal.sandbox.config to gitignore
Add "Offline Communities" section to Community page
Add links to more meetups and the Haskell Symposium
Remove got.lambda from communities
Add sponsors (no logos yet)

@thoughtpolice
point it to our tryhaskell

Signed-off-by: Ricky Elrod <ricky@elrod.me>
Merge branch 'master' of github.com:haskell-infra/hl
Merge pull request #31 from adamse/master

First steps toward "Offline Communities" section
Fix gray focus background color in navbar

Signed-off-by: Ricky Elrod <ricky@elrod.me>
Port to Lucid
Update README with templating name