Scilab: fix some example makefiles (restore target check)
Scilab: fix some example scripts (missing exit)
Scilab: SWIG_Init() used in C++ mode only
Scilab: fix example check list
Scilab: fix constructor_copy test_case

using vector<T> needs T have default constructor
Scilab: fix dynamic_cast test case

Close SWIG_Init() in Scilab executable.
Scilab: fix vararg test case crash