closes #1404
removing footer from tx config
alerts - parse globals before translating
closes #1410
fixes topics going to the bottom
better check for pinned
fixed wrong calls of getSortedSetRevRangeByScore
Merge pull request #1413 from frissdiegurke/patch-1

fixed wrong calls of getSortedSetRevRangeByScore
possible fix for #1410
Merge branch 'master' of https://github.com/designcreateplay/NodeBB
updated pt_BR
closes #1412
added guest language string
new language string