major file clean up

src/obstaclesolver.hh

src/solverfactorytest.cc

src/spatial-solving/CMakeLists.txt

src/spatial-solving/contact/CMakeLists.txt

src/spatial-solving/contact/dualmortarcoupling.cc

src/spatial-solving/contact/dualmortarcoupling.hh

src/spatial-solving/contact/nbodyassembler.cc

src/spatial-solving/contact/nbodyassembler.hh

src/spatial-solving/preconditioners/CMakeLists.txt

...tial-solving/preconditioners/levelglobalpreconditioner.hh

...atial-solving/preconditioners/levelpatchpreconditioner.hh

src/spatial-solving/preconditioners/localproblem.hh

...-solving/preconditioners/multilevelpatchpreconditioner.hh

src/spatial-solving/preconditioners/test/CMakeLists.txt

src/spatial-solving/preconditioners/test/Makefile.am

...ving/preconditioners/test/levelfaultpreconditionertest.cc

...ing/preconditioners/test/levelfaultpreconditionertest.log

src/spatial-solving/tnnmg/CMakeLists.txt

src/spatial-solving/tnnmg/linearcorrection.hh

src/spatial-solving/tnnmg/tnnmgstep.hh