Update README.md

just a spelling update... btw, what is a carbonated message?
More harcoded translations + updated Spanish
Merge pull request #157 from kruks23/development

More harcoded translations + updated Spanish
Merge pull request #160 from alethea/development

Spelling and changed "unsuccessful delivery" to "delivery failed"
Merge pull request #153 from 9034725985/patch-1

Update README.md