Rollup of 7 pull requests#59447

Merged

bors merged 26 commits intorust-lang:masterfrom

GuillaumeGomez:rollup

Mar 27, 2019

Commits on Mar 8, 2019

Fix moving text in search tabs headers
GuillaumeGomez
committed

Commits on Mar 14, 2019

Exclude old book redirect stubs from search engines
kornelski
committed

Commits on Mar 20, 2019

Initial version of the documentation change of std::convert.
Christian
committed

Commits on Mar 21, 2019

Commits on Mar 23, 2019

Commits on Mar 25, 2019

Formatting changes, including better wrapping and creating short summary lines.
Christian
committed
Link to PhantomData in NonNull documentation
czipperz
committed
Fix code block display in portability element in dark theme
GuillaumeGomez
committed

Commits on Mar 26, 2019