Use more of C++11 and later features

[DrItanium]

New Pull Request Guidelines

Not fixing an existing PR

This Pull-Request Fixes the Following Issue(s)

No specific issue that it fixes but is cleaner and will give better compiler error messages in the cases of copy construction and move operator usage.

Proposed Changes

Use more of C++11 and later features to give the compiler the ability to better optimize.

Testing Procedure

How do we test it?

This should all be transparent to the end user. But for the sake of completeness, the examples should still compile and work as intended.