Adding ability to set environment variables.
Update aliases

Added checking for missing arguments.
See https://github.com/laravel/homestead/issues/39
Added an option to set the synced folder type.

Allow the creation of synced folder with NFS and RSYNC types. Increases the sync performance.
Adding File.expand_path() when reading SSH keys so '~/.ssh/key.pub' paths may be used to allow users to easily share homestead boxes among other developers working on the same project without having to edit Homestead.yaml
working on homestead.
working on code formatting.
Added force option to nginx site symbolic link
Use home folder as default SSH key location
add support for hhvm
Give the VM a cleaner name of "homestead" instead of the default "homestead_default_YYYYMMDDHHIISS" name.
Practical when you use multiple VMs and tools like https://github.com/BipSync/VagrantBar