* Fist pass at CDX support
* Enable CDX support for reading (also) in the CDXMLParser API
* Add cdxml test files
* Update swig wrappers for CDXMLFormat and Parameters
* Add constructor to ChemDrawParserParams
* Add Java SWIG support for ChemDraw
* Add chemdraw define to rdconfig
* Add missing chemdraw deps
* Remove direct expat link
* Fix Java linkages for ChemDraw
* Remove bad merge code
* Remove bad merge code
* Fix csharp builds
* Add sniffer for the ChemDraw DataStream
* Include filesystem
* Fix test on windows
* Add more CDX tests
* Ensure streams are open in binary mode to support CDX on windows
* Fix text to show that a Block is the text input, not a file
* Fix CSharp test
* Disable CDX tests when not building chemdraw
* Turn back on chemdraw
* Response to review
* Turn off chemdraw support for the limited external test
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Co-authored-by: Brian Kelley <bkelley@glysade.com>
