Add documentation on inline tables in include. Resolves: Core #8.

docs/docs/pyproject.md

@@ -173,6 +173,17 @@ If a VCS is being used for a package, the exclude field will be seeded with the
 include = ["CHANGELOG.md"]
 ```
 
+You can also use inline tables for `include`:
+
+```toml
+[tool.poetry]
+# ...
+include = [
+    { path = "tests", format = "sdist" },
+    { path = "for_wheel.txt", format = "wheel" }
+]
+```
+
 ```toml
 exclude = ["my_package/excluded.py"]
 ```