Add scip installation permanently.
Add SCIP support.
Create common solver base class.
Add API docs.
Add simple SCIP installation process description.
Add SCIP.
Add common decomposer base.
Use BILPProblem.build_from_scratch() for tests.
Add doc comments.
Temporary fix problem with float conversion.
Add common problem model base.
Use BILPProblem.build_from_scratch().
Use BILPProblem.build_from_scratch().
Add doc comments.
Use BILPProblem.build_from_scratch().
Temporary fix problem with float conversion.
Fix demo.