Actualización TRANSLATION_ES

Incorporando la subtitulación paralela del grupo Scanlations.
Merge pull request #39 from Blaz77/patch-1

Actualización TRANSLATION_ES
Actualización TRANSLATION_ES

2º y 3º bloque
Merge pull request #41 from Blaz77/patch-2

Actualización TRANSLATION_ES
Update TRANSLATION_ES
/a/non's contribution
Update TRANSLATION_ES
Minor fixes
Merge pull request #42 from sergiolepore/master

Spanish Translation - Minor fixes
Corrected source translation metadata
Merge pull request #43 from sergiolepore/master

Spanish Translation
Update TRANSLATION_ES
Actualización TRANSLATION_ES

4º bloque
Merge pull request #44 from Blaz77/patch-3

Actualización TRANSLATION_ES
Update TRANSLATION
Update README
Update TRANSLATION_ES
Update TRANSLATION_ES
Update TRANSLATION_ES
Update TRANSLATION_ES