rel1_66_3

src/notes

 --------------------------------------------------------------------------------
+rel1_66_3
+--------------------------------------------------------------------------------
+23da694 Adjust atomic radii. Update logic of non-scf loop termination.
+24ec148 Fix pure virtual functions declarations in SampleStepper.h
+0cae884 Fix MPI_Comm leak in SlaterDet copy ctor
+ffa583a Remove old kpgen.C, replaced by util/kpgen/kpgen.cpp
+2e5500e Update util/kpgen files
+c67d4c3 Fix units of ext_stress
+648574e Update mk file for MacBook Pro Mojave
+d51cdb9 Fix precision of eigenvalue_sum output
+--------------------------------------------------------------------------------
 rel1_66_2
 --------------------------------------------------------------------------------
 2fdf056 Fix Function3d byte swapping on big endian systems

src/release.C

@@ -19,5 +19,5 @@
 #include "release.h"
 std::string release(void)
 {
-  return std::string("1.66.2");
+  return std::string("1.66.3");
 }