keywords can now be written in foreign language
answers now support foreign language characters
merged with develop
fixed indentation of ttc-generic-program.js
updated backend link to the one with foreign language validation
indentation fixed
style check fixing
checkstyle for vusion
check style
update backend
Merge branch 'develop' into feature/foreign_language_validation
update backend
checkstyles
Merge branch 'feature/foreign_language_validation' into develop
merged develop with feature
merged develop
updated the backend