Just run apt-get update always.
Start the work on making Varnish configurable.
Make the Apache Port configurable.
Make the Varnish ports configurable.
Merge pull request #28 from darthsteven/bug/apt-get-update

Run apt-get update on every invocation.
Default Varnish to be disabled.
Merge pull request #29 from darthsteven/feature/varnish-optional

Make Varnish optional, disabled by default
Change to use .gitkeep instead of PLACEHOLDER.
Change to use .gitkeep instead of PLACEHOLDER.
Fixes #22: Use the vagrant 1.2 config syntax.
Fixes #31: Use Vagrant Cachier for caching.