Addition of iTXt output
Incremental implementation of iTXt chunk handling.
Partial implementation of iTXt chunks
Changed encoding to UTF8 with BOM and updated copyright year
Id propset on Ada source files
Edited headers for version 5, changing to Ada 2012, and copyright 2016.
This commit was manufactured by cvs2svn to create tag 'release-4_6'.
Added LRM reference to line 155.
Changed use to use type
