Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Add dsmax for the update of saturations.

dsmax is the absolute limit for saturation update.
Add drsmaxrel for the update of rs.

drsmaxrel is a relative limit.
Apply dpmaxrel to the update of bhp

And also change the default value for dpmaxrel.
Add more residual output in getConvergence.

Output the residualWellFlux, residualWell, MB to monitor the convergence
process.
Finishing the modification for solver class.
Cleaning up some debugging output.
Cleaning up some debugging output.
Removing one blank line.
Changing the defalut value for the paramters.

Add reordering the intialization order to removing the reordered
warning.
Using param.getDefault() instead of param.get().

And also remove the space in dsMax (), drsMaxRel (), dpMaxRel ().
Removing the param.has() if condition.
Merge pull request #139 from GitPaean/limited_variable_update

Limited variable update