Merge topic 'update-cmake-variable-names'

6621b069 STYLE: Use range-based loops from C++11
cc8fc323 STYLE: Use auto for variable type matches the type of the initializer
91429382 PERF: emplace_back method results in potentially more efficient code
6d20e7c9 STYLE: Prefer = default to explicitly trivial implementations
d07092a0 STYLE: Use default member initialization
4c7f64eb COMP: Prefer const member functions
acc916ed COMP: Prefer const pointer when value does not change
7be4043f STYLE: Prefer c++11 'using' to 'typedef'
...

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !169