Added code and tests for arrays of values used in Trigger agent
Updated WebsiteAgent to receive events
Switch default ruby to 1.9.1 and run foreman with nohup in huginn_development cookbook

Without ruby 1.9.1 on ubuntu precise/precise64 bundler gets
really confused.

In addition this change makes foreman run with nohup and in background.
Otherwise chef never finishes provisioning.
Add support for vagrant-parallels provider in Vagrantfile

For those who want to experiment with huginn on a Mac.
vagrant-parallels is a provider that bridges Vagrant and Parallels
Desktop
Cleaned up code as per acantino's reccommendations
Cleaned up code as per acantino's reccommendations
Added http/s check and cleaned up receive code
Fixes vagrant's development mode rake bootstrap.
Update Vagrantfile to set configuration based on current provider

When implemented like this, the users don't need to specify
configuration each time they run vagrant commands. The provider
should be specified only once, during 'vagrant up' and only if
it is not Virtualbox.

Most of users will need to just do 'vagrant up' henceforth.