Adding patches

5. Create a temporary git branch

git checkout -b new-patch

4. Add changes to tarantool-sys code and commit them with appropriate messages
5. Run format-patch specifying the commit from which the changes branched off (currently it's 01023dbc2)

git format-patch <hash>

2. Reset git branch back to where it started

git checkout -

1. Move the generated NNNN-<msg>.patch files into tarantool-patches directory