CodeSnip Old Code (SVN)

Added overloads of FileToString and StringToFile routines that accept a parameter that determines the encoding used to read or write files.

Made some corrections and amplifications.

* Expanded introductory text.
* Added new section noting differences between file versions.
* Reformatted and edited section on supported XML tags.
* Added new section explaining .dat file format.

* Corrected some errors including adding some missing tags to section on supported tags.
* Some reformatting.

* Stream containing exported XML document is now converted to string using correct UTF-8 encoding.
* Purged some FreeAndNil statements.

* Updated re export file format v5.
* Added new section noting differences between file versions.

* Added explicit UTF-8 encoding attribute to XML processing instruction of export files.
* Updated export file version to 5. Stripped out code that calculated file version based on version of REML used now that version fixed at 5.

Updated svn:mergeinfo properties modified by last merge from trunk. There were no physical changes to the files.

Merged bug fixed version of UXMLDocHelper.pas from trunk as at r1111. Fixes problem with validation of XML processing instruction.

Changed validation of XML processing instruction. It was failing if encoding attribute was present in <?xml ... ?> processing instruction. This was fixed.