utf8 cpp library
Release 2.2

This is a feature release. 

Changes from version 2.1
- Implemented feature request [ 2515238 ] "Conflicting ENUM value"
- Changed internal implementation to allow use of input iterators (as opposed to bidirectional) where it is possible.

Files included in the release: utf8.h, core.h, checked.h, unchecked.h, utf8cpp.html, ReleaseNotes