Bump version to 0.22.2 

checkout tests: cleanup realpath impl on Win32 

Always checkout with case sensitive iterator On a case-insensitive filesystem, we need to deal with case-changing renames (eg, foo -> FOO) by removing the old and adding the new, exactly as if we were on a case-sensitive filesystem. Update the `checkout::tree::can_cancel_checkout_from_notify` test, now that notifications are always sent case sensitively.

Merge pull request libgit2#2815 from ethomson/example clone example: don't divide by zero

Reformat the changelog This should provide a easier way to see what kinds of changes we have, and a single place to look at the breaking changes.

Fix assert when receiving uncommon sideband packet 

Merge pull request libgit2#2801 from ethomson/changelog CHANGELOG: add missing 0.22 changes

index tests: test capitalization before mkdir 

Bump version to 0.21.2 

array: mark the array to grow as volatile This works around strict aliasing rules letting some versions of GCC (particularly on RHEL 6) thinking that they can skip updating the size of the array when calculating the next element's offset.