Added Remote class for retrieven data from remote hosts.
Big refactor. Add support for multiple hosts and retriving data remotely, not form modules in ./sensors.
Update package versions.
Removed local sensors.
Moved app/remote.js to lib.
Renamed command to rtop.
Removed gif from docs.
Removed upgrade.js
Removed Makefile.
Removed .npm_ignore.
Updated README.
Merge pull request #1 from tomas/refactor

rtop is born.