Make sure the solution satisfies hanging node constraints after solution transfer.
Make it compile.
Address Timo's concerns about code.
Add some commentary.
Fix description at the top.
Describe what the test actually does (the previous description was simply wrong).
Update test results.
Re-sort a few statement. Make sure we also distribute() the mesh
velocity vector.
Re-indent a couple of lines.
Leave a TODO.
Add a new ConstraintMatrix to keep the mesh conforming on redistribution with a free surface
Merge pull request #4 from ian-r-rose/fix-solution-transfer-with-hanging-nodes

Add a new ConstraintMatrix to keep the mesh conforming on redistribution
Update test output.
Merge pull request #143 from bangerth/fix-solution-transfer-with-hanging-nodes

Make sure the solution satisfies hanging node constraints after solution transfer
fix test output
No longer use VTU files.

VTU files are compressed and so seeing differences in them is impossible. Rather, we should be using a plain text graphical output format such as gnuplot that one can diff and see meaningful differences.
doxygen gets all hung up about a failed markup and doesn't produce any
kind of reasonable output.
Merge pull request #149 from bangerth/fix-changelog

doxygen gets all hung up about a failed markup and doesn't produce any kind of reasonable output.
Doxygen wants the title of a page to be on a single line, or it will just forget the rest.
Merge pull request #150 from bangerth/fix-older-changelogs

Doxygen wants the title of a page to be on a single line, or it will jus...