* add zig-diff
* move diff functions
* toHaveProperty diff for objects
* use formatter
* format labels
* move work to format, diff when it makes sense
* remove comptime, dim equal slices
* order before diff
* line diffs
* add diffz
* switch to diffz
* add `diffLines()` function
* small `prettyFmt()` bug fix
* test runner color output
* update `toBe()` error output
* fix test
* diff method, fix crash
* fix link test
* remove `isRegex`
