docs: Add DVID as a user of Badger system (#1960)

Add DVID project as a user of the Badger embedded database.

Author: DocSavage

README.md

@@ -218,6 +218,7 @@ Below is a list of known projects that use Badger:
 * [Wrgl](https://www.wrgl.co) - A data version control system that works like Git but specialized to store and diff CSV.
 * [Loggie](https://github.com/loggie-io/loggie) - A lightweight, cloud-native data transfer agent and aggregator.
 * [raft-badger](https://github.com/rfyiamcool/raft-badger) - raft-badger implements LogStore and StableStore Interface of hashcorp/raft. it is used to store raft log and metadata of hashcorp/raft.
+* [DVID](https://github.com/janelia-flyem/dvid) - A dataservice for branched versioning of a variety of data types. Originally created for large-scale brain reconstructions in Connectomics.
 
 If you are using Badger in a project please send a pull request to add it to the list.
 
@@ -228,4 +229,4 @@ If you're interested in contributing to Badger see [CONTRIBUTING](./CONTRIBUTING
 ## Contact
 - Please use [Github issues](https://github.com/dgraph-io/badger/issues) for filing bugs.
 - Please use [discuss.dgraph.io](https://discuss.dgraph.io) for questions, discussions, and feature requests.
-- Follow us on Twitter [@dgraphlabs](https://twitter.com/dgraphlabs).
+- Follow us on Twitter [@dgraphlabs](https://twitter.com/dgraphlabs).

docs/content/projects-using-badger/index.md

@@ -55,5 +55,6 @@ Below is a list of known projects that use Badger:
 * [Wrgl](https://www.wrgl.co) - A data version control system that works like Git but specialized to store and diff CSV.
 * [Loggie](https://github.com/loggie-io/loggie) - A lightweight, cloud-native data transfer agent and aggregator.
 * [raft-badger](https://github.com/rfyiamcool/raft-badger) - raft-badger implements LogStore and StableStore Interface of hashcorp/raft. it is used to store raft log and metadata of hashcorp/raft.
+* [DVID](https://github.com/janelia-flyem/dvid) - A dataservice for branched versioning of a variety of data types. Originally created for large-scale brain reconstructions in Connectomics.
 
 If you are using Badger in a project please send a pull request to add it to the list.