Update README.md

If you are looking for the best tradeoff of size to quality, this is getting pretty close to optimal. The data has been tested in several finetunes, then run through a series of tools to filter and polish it to a brilliant shine. Feel free to use it in your projects, I know that I will.

README.md

@@ -1,3 +1,11 @@
----
-license: apache-2.0
----
+---
+license: apache-2.0
+task_categories:
+- text2text-generation
+language:
+- en
+tags:
+- not-for-all-audiences
+size_categories:
+- 10K<n<100K
+---