fix conflicted

DevNotice.md

@@ -0,0 +1 @@
+This is a notice file for all developers.

README.md

@@ -5,4 +5,5 @@ Git is a distributed version control system.
 Git is free software distributed under the GPL.
 This is my README file
 Git has a mutable index called stage.
-Git tracks changes of files.
+Git tracks changes of files.
+Creating a new branch is quick and simple