Added final files for translation from week 3.
Added 17a-HW_3_2-Lecture.srt for translation.
Fixed after feedback from Norberto.
Merge branch 'master' of https://github.com/MongoDBPeru/subte
Added extra files to translate.
Translated marketing messages.
Added José Carlos, minor edits to wording.
Comment on Marketing message 2.
utf-8!
c/que tengan/si tuvieran
Merge pull request #178 from puentesarrin/mkt-msg-comment

Comments on Marketing message 2
Minor change "tomar"
Added week 2 files for translation.
Added 4 files from week 2 for translation.