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If you are not on the development branch go ahead and find it under remotes/origin. Double click to switch to this branch. Note, if at this point you have unstagged unstaged changes to your current branch git will complain and ask you to commit whatever changes you have.
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If you no longer need that feature branch you can delete it. If you pushed it to a remote branch you will need to delete it from there as well.
Deleting local
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Deleting removeremote
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Now lets say we want to update the version. We can keep track of that with git tags
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