Add/update glossary terms

Fix some cross-reference issues

_data/glossary/en/dgbb.yaml

@@ -0,0 +1,25 @@
+---
+# This file is licensed under the MIT License (MIT) available on
+# http://opensource.org/licenses/MIT.
+
+required:
+                                           #-------------40 characters-------------#
+    title_max_40_characters_no_formatting: Decentralized Governance by Blockchain
+
+    summary_max_255_characters_no_formatting: >
+        The method used in Dash for funding development and making
+        decisions regarding the project direction and priorities.
+
+    synonyms_shown_in_glossary_capitalize_first_letter:
+        - Decentralized Governance by Blockchain
+        - DGBB
+
+optional:
+    synonyms_and_pluralizations_not_shown_in_glossary:
+
+    not_to_be_confused_with_capitalize_first_letter:
+
+    links_html_or_markdown_style_capitalize_first_letter:
+        - "[Governance and Budget System](https://dashpay.atlassian.net/wiki/spaces/DOC/pages/8585246/Governance+and+Budget+System) --- Dash Wiki"
+
+---