Some text files are also now UTF-8 (<- ANSI). But these contents are too old.
add two samples, put external of CPrmStk, and fix something.
move implements of CPrmStk into CPrmStk.cpp.
add call_defineLabelComparison cmd; remove "using namespace hpimod" from header filess; add sample.
opex: add vtname cmd.
impled vtname, argbind;