+* Added ``@`` scope reset operator.
+* Omit schemas when serializing table names to SQL.
+* Validate configuration on startup.
+* Added `tweak.override`: restricting access to specific tables
+ and columns, adding database constraints, changing table, column
+ and link labels, defining calculated fields.
+* Added `tweak.django`: integration with Django framework.
+* `tweak.meta`: improved the meta schema.
+* `tweak.cors`: added `origin` parameter.
+* `tweak.shell`: autocompletion by Ctrl-Space, improved layout.
+* `htsql-ctl shell`: Tab-completion for commands and identifiers.
+* Refactored database introspection and model graph.
+* Refactored to use Unicode strings internally.
+* Various build improvements: now building source, DEB and RPM packages.
+* Updated documentation on installing, using and configuring HTSQL.
+* Documentation on deploying on Heroku cloud platform.
+* Added regression tests for addons.
2.2.0 beta 2 (2011-09-22)