Assertion updates to macros (mostly) with backtrace.

WIlson flow to include options for DBW2, Iwasaki, Symanzik.
View logging for data assurance

tests/debug/Test_optimized_staple_gaugebc.cc

@@ -86,7 +86,7 @@ int main (int argc, char ** argv)
     GaugeMat diff = staple_orig - staple_opt;
     double n = norm2(diff);
     std::cout << GridLogMessage << mu << " " << n << std::endl;
-    assert(n<1e-10);
+    GRID_ASSERT(n<1e-10);
   }
   std::cout << GridLogMessage << "RectStaple timings orig: " << torig/1000/count << "ms,  optimized: " << topt/1000/count << "ms" << std::endl;