Fix for 2182 - tinkering with the decision making. If lattice (sol) == lattice (hklin) then accept Rmerge only 20 % lower else require 33% lower.
Fix for 2182 - tinkering with the decision making. If lattice (sol) ==
lattice (hklin) then accept Rmerge only 20 % lower else require 33% lower.

xia2/xia2,xia2/xia2