Improved error handling in many places to detect missing files or NULL file handles.
Spelling.
More spelling
Spelling.
Even more spelling
close() file before dying.
add the notebook
removed eigen3/viennacl includes from some class headers
update the notebook
Attempt to fix QUICKSTART link in README
Fix broken links in README
Fixed various header Eigen3 guards in tests
Fixed python_static compilation error
Trial to fix cmdline_static compilation error.
Fix octave_static compilation error.
Fix r_static compilation error.
Merge pull request #2493 from khalednasr/linalg

removed eigen3/viennacl includes from some class headers
Update README.md

to latest project description
Merge pull request #2483 from yorkerlin/yorker-notebook

add the KL notebook
Merge pull request #2191 from tklein23/fix_cmdline_segfault_on_missing_model_file

Fixed segfaults of cmdline_static if loading a model file failed