Committing incomplete work for parameter file I/O.

MacroMagic.h is central. Guido and I plan to move
over to generating virtual (XML, JSON, YAML, text, binary) encoding
from macro based system.

lib/algorithms/approx/MultiShiftFunction.h

@@ -1,6 +1,8 @@
 #ifndef MULTI_SHIFT_FUNCTION
 #define MULTI_SHIFT_FUNCTION
+
 namespace Grid {
+
 class MultiShiftFunction {
 public:
   int order;