starting over in specs.
info in html source.
use html_safe.
configured caching.
cache the clock page.
expire active caches at appropriate times.
Merge pull request #334 from fhsclock/247-cache

added caching for clock.
use rubocop.
work on rebuilding specs.
work on better database connection.
added sprockets.
make layouts use sprocket paths.
cleaned up sprockets.
merged 330-sprockets with refactor (#336).
added @gluxon, @ericsims to humans.txt.
cleaned up a bit.
added and configured faye.
use faye for refreshes.
Merge pull request #337 from fhsclock/324-faye

Re-add Faye as PubSub
work on offline notification.