Changed from cusp::default_monitor to cusp::monitor.
Changed from cusp::default_monitor to cusp::monitor.

cusp::default_monitor is deprecated and caused a warning.

sintefmath/equelle,sintefmath/equelle,sintefmath/equelle,sintefmath/equelle,sintefmath/equelle,sintefmath/equelle,sintefmath/equelle,sintefmath/equelle