The branch should be named as <trello-card-#>-<branch-name>.
e.g. 15-new-form, 57-landing-page
refer to A successful Git branching model.
Using your Package Manager to install package which is called git-flow.
For the first time you need to run git flow init to initialize git-flow for specified repo, or you can direct modify git config file.
[gitflow "branch"]
master = appsembler_master
develop = appsembler_develop
[gitflow "prefix"]
feature = feature/
release = release/
hotfix = hotfix/
support = support/
versiontag =
You can also copy and paste above text into your path/to/mediathread/.git/config (replace original one or append in the bottom)