Rollup of 5 pull requests#29809

Closed

steveklabnik wants to merge 14 commits intorust-lang:masterfrom

steveklabnik:rollup

Commits on Nov 10, 2015

Add examples to methods on integer types
Toby Scrace
committed

Commits on Nov 11, 2015

trpl: get all examples in ffi.md compiling
durka
committed

Commits on Nov 12, 2015