added scala translation
Merge pull request #1 from LindaGulz/master

added scala translation
remove approval texttests
remove Smalltalk
add Ruby Eclipse settings
format Ruby code (only whitespace changes)
format Java code (only whitespace changes)
add Java Eclipse settings
format Python code (only whitespace changes)
add initial test case for Javascript like all other (failing) test cases
delete redundant files/requirements in Javascript folder
update README (not for merging)
add IDEA setup for Java code