doc frontpage: fix grid generation, rework grid content

changed milestone to %0.12.0

added Bug Doc/Website labels

requested review from @moul

assigned to @moul

changed title from doc: frontpage, fix grid, rework grid to doc: frontpage, fix grid generation, rework grid content

changed title from doc: frontpage, fix grid generation, rework grid content to doc frontpage: fix grid generation, rework grid content

approved this merge request

merged