Remove wording around creating a branch for a feature
Remove wording around creating a branch for a feature

I think it makes sense to remove this text given that
a) Most alerts will probably be based on specific business logic
and
b) There is a note about including alerts in the mozdef master branch further down

mozilla/MozDef,jeffbryner/MozDef,mpurzynski/MozDef,jeffbryner/MozDef,jeffbryner/MozDef,mpurzynski/MozDef,mozilla/MozDef,jeffbryner/MozDef,mpurzynski/MozDef,mozilla/MozDef,mozilla/MozDef,mpurzynski/MozDef