Rollup of 6 pull requests#43603

Merged

bors merged 23 commits intorust-lang:masterfrom

frewsxcv:rollup

Aug 2, 2017

Commits on Jul 21, 2017

Thread through the original error when opening archives
alexcrichton
committed

Commits on Jul 23, 2017

Add simple docs example for struct Cell
Tymoteusz Jankowski
committed

Commits on Jul 24, 2017

add prose
Tymoteusz Jankowski
committed
review fixes
Tymoteusz Jankowski
committed
ci fix?
Tymoteusz Jankowski
committed
empty lines
Tymoteusz Jankowski
committed
s/immutable/my_struct
Tymoteusz Jankowski
committed

Commits on Aug 1, 2017

Commits on Aug 2, 2017