[MC-58778] Some blocks like water/lava source blocks and grass do not update properly after generation

In 14w25b, about 50% of all water and lava falls are not updated as seen on attacked pictures.

Related issues

migrated 2014-06-24T13:28:25Z

[media][media][media][media]

migrated 2014-06-24T14:22:19Z

The water/lava issue is MC-57677

The grass issue is unfixable. MC-610

kumasasa 2014-06-24T19:31:05Z

MC-610 would be fixable, but @unknown said there

We actually like the quirks like this.