Fix the bug with one column problem. Do we need to make a report?
Add almost equal.
Add few more links.
Need thread pool tests.
Add file formats support. Move readers.
Update docs. Need to fix file formats.
Update docs. Need to fix file formats.
Add exit code.
Continue work on thread pools.
Need to revise osi sym wrapper.
Add pipeline support that guides solver.
Add leaves support.
Add pipeline support that guides solver.
Fix element types.
Fix docs, add tests, update API.
Fix a few bugs.
Update package API.