Squashed '2013/ferramentas_ciencia_aberta-leonardo_uieda/' content from commit 867f766

git-subtree-dir: 2013/ferramentas_ciencia_aberta-leonardo_uieda
git-subtree-split: 867f7666fb238f9a7e944b55f0082466a0b75a08
Merge commit '3b1b0668e3c848b62568f29c6e1867e688f88746' as '2013/ferramentas_ciencia_aberta-leonardo_uieda'
Added explicit license text
Fill readme with CC-BY license