Merge pull request #234 from PSLmodels/phase4-national-results

Add examination/results4.md link to README.md file

README.md

@@ -18,9 +18,8 @@ The two tokens can be obtained from [Don Boyd](mailto:[email protected]).
 
 To assess, review the data examination results that compare federal
 agency tax estimates with those generated using the microdata file
-created in each project phase: [phase 1
-results](./tmd/examination/results1.md) and
-[phase 2
-results](./tmd/examination/results2.md) and
-[phase 3
-results](./tmd/examination/results3.md).
+created in each project phase:
+[phase 1 results](./tmd/examination/results1.md) and
+[phase 2 results](./tmd/examination/results2.md) and
+[phase 3 results](./tmd/examination/results3.md) and
+[phase 4+ national results](./tmd/examination/results4.md).