Partial translation of "es_chapter6.txt" (up to line 434)
Correction of a  typo in "dragón.py"
Typo corrections in original "chapter6.txt"
Partial translation of "es_chapter6.txt" (up to line 434)
Typo correction in original "chapter6.txt"
Merge https://github.com/asweigart/inventwithpython3rded
Merge pull request #39 from alfredocarella/master

 Translated "es_chapter6.txt"->"capítulo6.txt"