Update README.md

Author: essential61

README.md

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 # seqdiagram-ed
 seqdiagram-ed is a tool to produce UML 2.0 Sequence Diagrams. It uses Javascript, HTML and XSLT and runs completely in the browser. 
 It is hosted at [https://essential61.github.io/seqdiagram-ed/](https://essential61.github.io/seqdiagram-ed).
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+The examples.js file lists a number of examples described using the xml language created for this application. If anyone has some more examples I would be happy to add them.