Fix direction of extension parameterlist
Fix direction of extension parameterlist

ghewgill/neon-lang,ghewgill/neon-lang,ghewgill/neon-lang,ghewgill/neon-lang,ghewgill/neon-lang,ghewgill/neon-lang,ghewgill/neon-lang,ghewgill/neon-lang,ghewgill/neon-lang,ghewgill/neon-lang