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
Merge pull request #95 from pixelpeter/master

Give the VM a cleaner name of "homestead"
ignore box file
merge from laravel
merge from leptue/homestead
将共享文件夹类型改为nfs，以加快速度