CPPLapack Code

*bug fix for write functions.
*remove CPPL::min and CPPL::max functions, and replace them to std::min or std::max.

*std::ofstream CPPL::ofs was added to control output format of write fnctions.

*Object types of Rows and Cols of dgsmatrix were changed.

*small modifications

*set functions were added for small_* classes.

small modification for "_" functions

tiny modification of dssmatrix::zero.

the type of Line and line object of dssmatrix were changed to std::vector.

tiny modification for streatch and expand functions

3D classes were all deleted.