I found it a little complicated and time consuming, so I went ahead to create a vault plug-in wizard, which helps me creating vault explorer plug-in, custom job handlers, event handlers more easily.
If you are interested in this tool, it can be downloaded here.
https://github.com/ADN-DevTech/Vault-Plugin-Wizard/blob/master/VaultWizardInstaller/bin/Debug/VaultW...
Please refer to this blog post for the usage :
http://adndevblog.typepad.com/manufacturing/2014/01/autodesk-vault-plug-in-wizard-helps-creating-vau...
All source code are published in github.com you are welcome to contribute on it to make it better 🙂
https://github.com/ADN-DevTech/Vault-Plugin-Wizard
Daniel Du
Developer Technical Services
Autodesk Developer Network