special functions progress
fixes, sometimes almost works, but convergence problems
improved unittests
Merge remote-tracking branch 'kus/master'
minor fix
extrapolation enabled
dk/dh returns nan for h=0. Solved simply by setting bound to -1e-5 instead of 0. But is it correct???
maximum nonlinear steps parameter removed
minor fix
fix in tests
fixed removed steps
minor fixes
section critical in PiecewiseLinear::value
magnetic tests enabled
minor small improvements
fix in video dialog
added uncheck all to unittest dialog
fix in datatable - validate()
improved richards eq. (note: newton doesn't work)
small fix (damping: disable -> disabled)