Added NSRange extension to easily convert between NSRange and Range<String.Index>
Added NSRange extension to easily convert between NSRange and Range<String.Index>

everald/JetPack,fluidsonic/JetPack,everald/JetPack,fluidsonic/JetPack,everald/JetPack,everald/JetPack,fluidsonic/JetPack,fluidsonic/JetPack