BIGTOP-2492 Simplify and remove systemctl reload
BIGTOP-2492 Simplify and remove systemctl reload

Closes #132

Guavus/bigtop,welikecloud/bigtop,arenadata/bigtop,panagiotisl/bigtop,apache/bigtop,mbalassi/bigtop,apache/bigtop,JunHe77/bigtop,welikecloud/bigtop,JunHe77/bigtop,arenadata/bigtop,sekikn/bigtop,sekikn/bigtop,apache/bigtop,panagiotisl/bigtop,mbalassi/bigtop,alaunay/bigtop,welikecloud/bigtop,juju-solutions/bigtop,panagiotisl/bigtop,sekikn/bigtop,mbalassi/bigtop,Guavus/bigtop,alaunay/bigtop,sekikn/bigtop,youngwookim/bigtop,juju-solutions/bigtop,alaunay/bigtop,juju-solutions/bigtop,welikecloud/bigtop,Guavus/bigtop,youngwookim/bigtop,sekikn/bigtop,alaunay/bigtop,panagiotisl/bigtop,mbalassi/bigtop,youngwookim/bigtop,Guavus/bigtop,JunHe77/bigtop,arenadata/bigtop,youngwookim/bigtop,apache/bigtop,juju-solutions/bigtop,JunHe77/bigtop,arenadata/bigtop,apache/bigtop