remove unused files
remove body style
update README
use synvert-core 0.6.2
do not use eval
disable sessions
replace one whitespace with only one &nbsp;
add Playground
update default code value
use eval for parsing rules
listen change event for rules
Synvert.convert_code converts rewriter snippet properly
send request only when container is visible
rescue Parser::SyntaxError
rescue SyntaxError
unify all font size as 18px
Fix the conflicts.