Corrected some compilation errors (zolotarev.h) and SSE4 vsplat and conj to make cshift test pass.

tests/Grid_cshift.cc

@@ -34,6 +34,8 @@ int main (int argc, char ** argv)
     U=lex;
   }
 
+
+
   TComplex cm;
   
   for(int dir=0;dir<4;dir++){