Fixes CS-4657; Slideshow buttons do not show translations
Fixes CS-4637; Fixes encoding in upgrade scripts
Moves the loading of the translation file to the top of the file
Merge pull request #263 from terwey/CS-4637

Fixes CS-4637; Fixes encoding in upgrade scripts
Merge pull request #261 from terwey/CS-4657

Fixes CS-4657; Slideshow buttons do not show translations
Recursive rights for the themes folder
Merge pull request #267 from terwey/CS-4653

Recursive rights for the themes folder