fix getMaxDiagCoeff() in LisMatrix. prepare a diagonal vector by ourself.
fix indentation. use spaces consistently
Remove redundant LisVector::_length attribute.
Merge pull request #22 from endJunction/fix-LisMatrix-getMaxDiagCoeff

Fix lis matrix get max diag coeff
Merge pull request #172 from norihiro-w/fix-LisMatrix-getMaxDiagCoeff

fix getMaxDiagCoeff() in LisMatrix. prepare a diagonal vector by ourself...