Ensure we are inside a git repository before retrieve git info, closes #649
Ensure we are inside a git repository before retrieve git info, closes #649

ggcampinho/elixir,gfvcastro/elixir,kelvinst/elixir,antipax/elixir,pedrosnk/elixir,pedrosnk/elixir,kimshrier/elixir,elixir-lang/elixir,lexmag/elixir,michalmuskala/elixir,joshprice/elixir,antipax/elixir,beedub/elixir,gfvcastro/elixir,lexmag/elixir,kelvinst/elixir,ggcampinho/elixir,beedub/elixir,kimshrier/elixir