Translated '13 Detecting Failover' into Spanish. Close #346.
Translated
Minor edits for #346.
Updated after feedback
Merge pull request #357 from jcarlosgarcia/review-implications

Completed translation of "17-Review_Implications_of_Replication". Resolves #355
Merge pull request #348 from puentesarrin/issue-346

Translated '13 Detecting Failover' into Spanish. Close #346.