Added files for creating sdist.
Moved source files into src folder.
Added logo in form of a separate python script.

--HG--
rename : mdns_browser.py => src/mdns_browser.py
rename : mobacon.ico => src/mobacon.ico
Removed not needed files.
Made this folder a package.
Fixed this for using with setup.py.
Updated documentation (installation).
Removed MANIFEST.in as not needed here.
Updated ignore mask.