updated roadmap to reflact completed items

README.md

@@ -125,16 +125,16 @@ Then you are ready to
 
 **Recent improvements:**
 
-- Support for the extract function `resourceVersion: $resource.extract("(\d+\.\d+\.\d+)")`
-- Custom dimensions like `$user.substr(0,1)`
+- Support for query time lookups (ex. `$language.lookup('wikipedia-language-lookup')`)
+- Support for the extract function (ex. `resourceVersion: $resource.extract("(\d+\.\d+\.\d+)")`)
+- Custom dimensions (ex. `$user.substr(0,1)`)
 - Comparing multiple dimension values on a time series
 - Multiple selections and search from pinned dimensions
 - Introspection writes a config file
 - Fixed issue where adding too many filters made some of them inaccessible
 
 **We will be working on:**
 
-- Support for lookup dimensions
 - Additional visualizations (bar chart and geo)
 - Exclusion filters
 - Better comparison behavior and legend interaction