Remove dependencies upper bounds
Buidl with new vty-ui
Pass UnicodeSyntax up

find -name "*.hs" | xargs -I {} sed -e '/{-# LANGUAGE UnicodeSyntax #-}/d; s/→/->/g; s/←/<-/g; s/⇒/=>/g; s/∷/::/g; s/α/a/g' {} -i
Bump version to 0.1.1