Add Spanish language
Fix typo "platforms" in PDE.properties
Merge pull request #2691 from federicobond/es-language

Add Spanish language
Add Dutch language
Merge pull request #2693 from AmnonOwed/FixTypoProperties

Fix typo "platforms" in PDE.properties
Merge pull request #2694 from AmnonOwed/AddDutchLanguage

Add Dutch language
fix indents and cleanups
merging changes for languages