Fixes #9008: remove `alert-block` class from example
Merge pull request #10128 from leoj3n/alert-block-remove

Fixes #9008: remove `alert-block` class from example
Corrected 3.0 responsive utility class reference mapping when migrating from 2.x (now accounting for new Large device support.) Also synchronized breakpoint values from Grid options > Media queries, for clarity.
Merge pull request #10129 from pixelchutes/fix-3.0-migration-changes

Corrected 3.0 responsive utility class reference mapping when migrating ...
Correct Typo
Merge pull request #10148 from originell/patch-1

Correct Typo