Translated
Translated 'Relational Normalization' into Spanish
Minor edits according to feedback.
Translated 'Mongo Design for Blog' subtitle files
Translated 'Alternative Schema for Blog' into Spanish
Completed translation of 'Living without constraints' into Spanish
Updated after watching the video
Merge pull request #42 from puentesarrin/issue-28

Translated 'Relational Normalization' into Spanish
Merge pull request #43 from puentesarrin/issue-31

Translated 'Mongo Design for Blog' subtitle files
Merge pull request #45 from puentesarrin/issue-44

Translated 'Alternative Schema for Blog' into Spanish
Merge pull request #47 from puentesarrin/issue-46

Completed translation of 'Living without constraints' into Spanish
Merge pull request #57 from jcarlosgarcia/hello-world-web

Translated "Hello World on a Web Server" into Spanish
Minor changes
Updated according to feedback
Merge pull request #58 from jcarlosgarcia/hello-world-web

Updated translation: "Hello World on a Web Server"