Update 2014-06-23-faz-joga-fora-refaz-e-esta-pronto.markdown

fix portuguese mistakes
post: Aprenda mais sobre software em 6 vídeos
Remove mailing from blog.
Post: Rails front-end com Bourbon e sua familia
Merge pull request #219 from Helabs/post/rails-front-end-com-bourbon-e-sua-familia

Post: Rails front-end com Bourbon e sua familia
post: Novo membro: Anthony Sousa
post:Novo membro: Anthony Sousa - Alterando a data do post.
Removing old post files
Merge pull request #221 from Helabs/post/novo-membro-anthony-sousa

post: Novo membro: Anthony Sousa
Fix HE:labs spell. //cc @anthonysousa @analuvieira
Change date from the post
Merge pull request #218 from Helabs/post/videos-da-palestra-no-hackaton-sync-mobile

post: Aprenda mais sobre software em 6 vídeos
Post: Lighting Talk: Comunicação
Rename 2014-07-03-lightning-talk-comunicacao.markdown to 2014-07-04-lightning-talk-comunicacao.markdown
Merge pull request #224 from Helabs/post/lighting-talk-comunicacao

Post: Lighting Talk: Comunicação
Spiking on checking if a post author is still on the team
Set author for a couple posts
Set the default author to HE:labs since it is what is actually in use by most posts
Remove author data from posts that uses the default author
Hide post author link in case it doesnt have a specific author