Merge branch '49-do-not-print-module-use-group-as-hint-for-hierarchical-groups' into 'master'

Resolve "do not print 'module use GROUP' as hint for hierarchical groups"

Closes #49

See merge request Pmodules/src!19

Pmodules/modulecmd.bash.in

@@ -337,7 +337,8 @@ subcommand_load() {
 				output+="module use ${release}; "
 			fi
 			local group=${line[2]}
-	        	if [[ ! ":${UsedGroups}:" =~ ":${group}:" ]]; then
+	        	if [[ ! ":${UsedGroups}:" =~ ":${group}:" ]] && \
+                           (( ${GroupDepths[${group}]} == 0 )); then
 				output+="module use ${group}; "
 			fi
 			output+="module load ${line[@]:3} ${line[0]}\n"