Enable DNS and static IP Address for the Virtual Development Host

[h5b]

• How to change the virtual host's IP Address
• Clarify online help and fix wording
• Make guest machine reachable by Private Network IP Address
• Enable access to DNS from Vagrant guest machine
• Add vim(1) to the basic development packages
• Silence DEPRECATION WARNING due to eager loading

[h5b]

As of 6954d66:

vagrant@graveio-dev:/vagrant$ rvm -v rvm 1.23.14 (stable) by Wayne E. Seguin wayneeseguin@gmail.com, Mi

vagrant@graveio-dev:/vagrant$ ruby -v ruby 1.9.3p482 (2013-11-01 revision 43494) [i686-linux]