v1.9.0

• Removed the language choosing except for the names of the folders where the files are stored.
• Completed Issue #9 (Adding subfolder classification for courses)
• Completed Issue #8 (Exclusing non-degree related courses like 'Secretaría')
• Completed Issue #6 (Changing the parser from a regex+xml to a json parsing using go-jsonstruct.
• Improved readability of Readme and flags (thanks @rajayonin)

Full Changelog: v1.8.0...v1.9.0