Add a bunch of documentation data and markup, get ready for thesis work
Write the SoundWave problem description and convergence test
Start documenting shock-tube problems
Continue writing and documenting test problems
Add a description of the KH problem to doc
Contintue doc and testing
Improve the class module MRO: breadth-first search
Update the tests-1d script
Merge branch 'thesis' (only changes to code, not docs)

Conflicts:
	examples/tests-1d.lua