Add tolerance to the info comparisons.

Author: drroe

test/Test_GIST/RunTest.sh

@@ -88,7 +88,7 @@ EOF
   RunCpptraj "$UNITNAME"
   DoTest Gist4-Solute-Etot-pme-dens.dx.save Gist4-Solute-Etot-pme-dens.dx
   DoTest Gist4-Water-Etot-pme-dens.dx.save Gist4-Water-Etot-pme-dens.dx
-  DoTest Gist4-Info.dat.save Gist4-Info.dat
+  DoTest Gist4-Info.dat.save Gist4-Info.dat -a $TEST_TOLERANCE
   # Not including this save on the remote repo bc it is too big.
   if [ -f 'Gist4-output.dat.save' ] ; then
     DoTest Gist4-output.dat.save Gist4-output.dat
@@ -107,7 +107,7 @@ EOF
   RunCpptraj "$UNITNAME"
   DoTest Gist5-Solute-Etot-pme-dens.dx.save Gist5-Solute-Etot-pme-dens.dx
   DoTest Gist5-Water-Etot-pme-dens.dx.save Gist5-Water-Etot-pme-dens.dx
-  DoTest Gist5-Info.dat.save Gist5-Info.dat
+  DoTest Gist5-Info.dat.save Gist5-Info.dat -a $TEST_TOLERANCE
   # Not including this save on the remote repo bc it is too big.
   if [ -f 'Gist5-output.dat.save' ] ; then
     DoTest Gist5-output.dat.save Gist5-output.dat