diff --git a/.gitignore b/.gitignore
index 3a425c5..703753c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,6 +28,7 @@ ExternalPluginsTestsAndExamples*
 .vs
 *HOPoolOperator*
 *HOTools*
+extra
 zz builds
 zz UnityTests*
 zzTestBuilds
diff --git a/UniTween_release_doc.pdf b/UniTween_release_doc.pdf
deleted file mode 100644
index d7888aa..0000000
Binary files a/UniTween_release_doc.pdf and /dev/null differ