Translated '12 What happens when...' into Spanish. Close #345.
Minor edits for #345.
Translated
Merge pull request #347 from puentesarrin/issue-345

Translated '12 What happens when...' into Spanish. Close #345.
Updated after feedback
Merge pull request #357 from jcarlosgarcia/review-implications

Completed translation of "17-Review_Implications_of_Replication". Resolves #355