To start the development of Unity, especially with Vuforia, will be an excited learning opportunity for me this year. I hope I can get a good knowledge in this game engine. I feel that we will be successful today and I wish we can really get the project running like hell!
So first thing is that Vuforia project need Unity 32 bits. To do that, you have to either find a 32 bit machine or you need to find the 32 bit editor.
I will try to post some common knowledge here about Unity development.
First, how to source control your project:
https://unity3d.com/learn/tutorials/topics/cloud-build/creating-your-first-source-control-repository?playlist=17866