Merge pull request #18 from pahimar/master

Updating repo
Update Portuguese(Brazil) pt_BR translation file

Getting lang file up-to-date. If those empty tags get filled today I may
be doing more of these commits :D. Also, perhaps the "command.ee3.usage"
tag is off a bit, perhaps not, fill me in in this ok?
Merge pull request #156 from LuzanelL/master

Update Portuguese(Brazil) pt_BR translation file