[Nodeshot] Updated Docs with Project Status, Roadmap, Admin, API, ecc

[nemesis]

 More documentation available:

 * Project status
 * Roadmap
 * Code
 * Mailing list link

 http://nodeshot.readthedocs.org/en/latest/

 Admin:

 http://nodeshot.readthedocs.org/en/latest/topics/admin.html

 API docs draft:

 http://nodeshot.readthedocs.org/en/latest/topics/api.html

 The python package now can also be installed with this command:

 pip install -e 
 git+https://github.com/nemesisdesign/nodeshot.git#egg=nodeshot

 When the first version will be released I'll upload it to PyPI 
 https://pypi.python.org/pypi

 Federico