Submodules
Add submodule into sub-directory
git submodule add <git@github ...> snipmate-snippets/snippets/
Submodules to be set to what they were
git submodule init && git submodule update
To recursively setup submodules
git submodule update --init --recursive
Quite useful when your submodules have submodules, which in turn can have their own submodules.
To Remove submodule
git rm <path-to-submodule>
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