Various bugs fixed regarding arrays out of bounds with small problem sets.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/genabel@1633 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
IO Async Thread now finishes correctly. Solver can be reused in a single run now.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/genabel@1634 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Added base tests for validity under tests folder. This should be passed by any build of the solver.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/genabel@1635 edb9625f-4e0d-4859-8d74-9fd3b1da38cb