Patches
diff generation
For git users:
cd ii-directory
git diff > ii-X.Y-yourpatchname.diff
For tarballs:
cd modified-ii-directory/..
diff -up original-ii-directory modified-ii-directory > ii-X.Y-yourpatchname.diff
where X.Y is an ii tag name or version number.
patch application
For git users:
cd ii-directory
git apply path/to/patch.diff
For tarballs:
cd ii-directory
patch -p1 < path/to/patch.diff