Make tclvar play nicely with strings for #133. Fix up incorrect definitions of tclvar::operator= and operator+/operator+=
Make tclvar play nicely with strings for #133.
Fix up incorrect definitions of tclvar::operator= and operator+/operator+=

highperformancecoder/ecolab,highperformancecoder/ecolab,highperformancecoder/ecolab,highperformancecoder/ecolab