patched a bug when sps = 0 and added default output on /dev/stdout
added Mattia Munari into the contributors
Update README.md
added the --nds parameter to specify how many saints you've to call
Merge branch 'master' of https://github.com/LegolasTheElf/mannaggia
typo and grammar fixing here and there.
added the pot undocumented feature
Merge pull request #3 from tannoiser/master

typo and grammar fixing here and there.