Necessary for people writing e.g. hash functions.
The old implemenations of stripPrefix and stripSuffix were placeholders with terrible performance, but Sebastiaan Visser asked for them to be improved ... so they are.
…I changes This change reapplies the reserved surrogate code space bug fix to 0.10.0.0, and bumps the version to 0.10.0.2.
I'd forgotten that I renamed functions around, following the resolution of the HP acceptance brouhaha.