Create Changelog.md

Changelog.md

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+# graph-explorer Change Log
+
+## Upcoming
+
+
+## Release 1.1.0
+
+This release includes the following feature enhancements and bug fixes:
+
+**Features**
+
+* Support for blank nodes when visualizing graphs using the RDF data model (https://github.com/aws/graph-explorer/pull/48)
+* Enable Caching feature in the Connections UI which allows you to temporarily store data in the browser between sessions (https://github.com/aws/graph-explorer/pull/48)
+* Simplify the setup by consolidating the build and serving the graph-explorer through port (https://github.com/aws/graph-explorer/pull/52)
+
+**Bug fixes**
+
+* Fix an issue where the Graph Explorer is stuck in a loading state indefinitely due to expired credentials by refreshing credentials and retrying requests automatically (https://github.com/aws/graph-explorer/pull/49)
+
+
+## Release 1.0.0
+
+The first release of Graph Explorer, an Apache 2.0 React-based web application that enables users to visualize both property graph and RDF data and explore connections between data without having to write graph queries. Major features include:
+
+* Ability to connect to graph databases like Amazon Neptune, or open-source endpoints like Gremlin Server or Blazegraph
+* Search and preview starting nodes once connected to a graph database
+* Visualize results in the Graph View & expand to view neighbors
+* Customize the Graph View with preferred layouts, colors, icons, labels, and more
+* Use Expand filters to customize the result set by filter text or count of results when expanding
+* Scroll through the Table View to view the data in the Graph View in tabular format
+* Use Table View filters when you need to highlight a subset of the data
+* Download a CSV or JSON of the nodes and edges in visualization, or download as a PNG file