overloaded assignment operations `a += b`#953

Merged

nikomatsakis merged 3 commits intorust-lang:masterfrom

japaric:op-assign

Sep 4, 2015

Commits on Mar 8, 2015

overloaded assignment operations `a += b`
Jorge Aparicio
committed
add section on taking the RHS by ref vs by value
Jorge Aparicio
committed

Commits on Mar 21, 2015

take RHS by value
Jorge Aparicio
committed