fixed bug that doesnt put a space after braces if multiple sources are present in a transition
fixed bug that doesnt put a space after braces if multiple sources are present in a transition
fixed bug that puts comma after the last source  if multiple sources are present in a transition
fixed bug that puts a space  after the last source  if multiple sources are present in a transition
fixed bug that puts a space  after the last source  if multiple sources are present in a transition