[landing_page] *show Exercises in a iframe, instead of a new window. *Change exercises menu to the left. Cleaner.
[102] *make [102] fit on landing_page's iframe.
[103] *make [103] fit on landing_page's iframe.
[landing_page] +add description feature. And some layout fixes.
[101] +add descricao.txt +add como_usar.txt *rename exemplo.php to index.php. *Take out title and how to use from index.php.
[102] +add descricao.txt +add como_usar.txt *rename exemplo.php to index.php. *Take out title and how to use from index.php
[landing_page] *justify Description and How to use.
[103] +add descricao.txt +add como_usar.txt *rename exemplo.php to index.php. *Take out title and how to use from index.php. *add "palpite" label.
[104] +add descricao.txt +add como_usar.txt *rename exemplo.php to index.php. *Take out title and how to use from index.php.