Git is a distributed version control system.
Git is free software distributed under the GPL.
Git has a mutable index called stage.
Git tracks changes.
Creating a new branch is quick.
Testing a new branch in dev branch and add and then commmit, then change to master, you will find they are different.
Creating a new branch is quick and simple.
Testing --no-of mode to git merge.
Change in dev to test if sitll can merge.
Add the bug branch.