Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
fixes in 3d solvers
wip on hdf5 + xdmf output
add rotating sphere test
add rotating sphere test to CmakeLists
Merge pull request #84 from mwarusz/master

xdmf output and rotating sphere test