move non-user-callable scripts to a libexec directory

gridded_glm/bin/glm_trio_picker.sh

@@ -6,7 +6,7 @@ if [ -z "$CSPP_GEO_GGLM_HOME" ]; then
 fi
 
 # Setup necessary environments
-source $CSPP_GEO_GGLM_HOME/bin/env.sh
+source $CSPP_GEO_GGLM_HOME/libexec/env.sh
 
 # Call the python module to do the processing, passing all arguments
-python3 $CSPP_GEO_GGLM_HOME/bin/_glm_trio_picker.py "$@"
+python3 $CSPP_GEO_GGLM_HOME/libexec/_glm_trio_picker.py "$@"

gridded_glm/bin/make_glm_grids.sh

@@ -26,7 +26,7 @@ if [ -z "$CSPP_GEO_GGLM_HOME" ]; then
 fi
 
 # Setup necessary environments
-source $CSPP_GEO_GGLM_HOME/bin/env.sh
+source $CSPP_GEO_GGLM_HOME/libexec/env.sh
 
 # Call the python module to do the processing, passing all arguments
-python3 $CSPP_GEO_GGLM_HOME/bin/_make_glm_grids.py "$@"
+python3 $CSPP_GEO_GGLM_HOME/libexec/_make_glm_grids.py "$@"

gridded_glm/bin/minute_gridder.sh

@@ -26,7 +26,7 @@ if [ -z "$CSPP_GEO_GGLM_HOME" ]; then
 fi
 
 # Setup necessary environments
-source $CSPP_GEO_GGLM_HOME/bin/env.sh
+source $CSPP_GEO_GGLM_HOME/libexec/env.sh
 
 # Call the python module to do the processing, passing all arguments
-python3 $CSPP_GEO_GGLM_HOME/bin/_minute_gridder.py "$@"
+python3 $CSPP_GEO_GGLM_HOME/libexec/_minute_gridder.py "$@"