CPPLapack Code

*row and col functions were added for z* classes.

*CPPL_DEBUG became more quiet and CPPL_VERBOSE became more verbose.

modification to get rid of forbidden codes
*added nullify function for all smart-temporary classes
*put nullify() at the end of shallow_copy functions and shallow copy constructors
*modified destroy function to assign NULL to all pointers

The trunk cpplapack source code was added.