First implementation.
Test.
Test passing but code commented out.
Template magic.
More template magic.
A solution that works if you holf your nose.
Things are getting complicated with quantities.
Now with Quantity.
Cleanup.
<< degrees_of_freedom
operator<< for std::unique_ptr
Merge pull request #326 from eggrobin/loggable-degrees-of-freedom

<< degrees_of_freedom
comments
after pleroy's typospotting.
split body
Merge pull request #327 from eggrobin/loggable-unique-ptr

operator<< for std::unique_ptr
After egg's review.
Merge pull request #325 from pleroy/Componentwise

Componentwise matcher for vectors and R3 elements