params registered, sample modified (log-det), gitignore modified
Merge pull request #1189 from lambday/feature/log_determinant

params registered, sample modified (log-det), gitignore modified
LinearSolver base, direct solver implementation added (log-det)
Merge pull request #1190 from lambday/feature/log_determinant

CLinearSolver base, direct solver implementation added (log-det)
Changed display messages