Added header comments to all files.
diff --git a/gitflow-sh-setup b/gitflow-sh-setup
index 462a183..f78bf5c 100755
--- a/gitflow-sh-setup
+++ b/gitflow-sh-setup
@@ -1,4 +1,16 @@
#!/bin/sh
+#
+# gitflow -- A collection of Git wrapper scripts to provide high-level
+# repository operations for Vincent Driessen's branching model:
+#
+# Original blog post presenting this model is found at:
+# http://nvie.com/archives/323
+#
+# Feel free to contribute to this project at:
+# http://github.com/nvie/gitflow
+#
+# Copyright (c) 2010 by Vincent Driessen
+#
gitflow_check_clean_working_tree() {
echo "Working tree $(pwd) clean."