Add flag to enable the reload feature. Disable by default
Add flag to enable the reload feature. Disable by default

chitianhao/trafficserver,pbchou/trafficserver,duke8253/trafficserver,pbchou/trafficserver,vmamidi/trafficserver,pbchou/trafficserver,SolidWallOfCode/trafficserver,duke8253/trafficserver,vmamidi/trafficserver,davidbz/trafficserver,davidbz/trafficserver,dyrock/trafficserver,SolidWallOfCode/trafficserver,chitianhao/trafficserver,duke8253/trafficserver,dyrock/trafficserver,duke8253/trafficserver,dyrock/trafficserver,chitianhao/trafficserver,duke8253/trafficserver,dyrock/trafficserver,davidbz/trafficserver,vmamidi/trafficserver,bryancall/trafficserver,SolidWallOfCode/trafficserver,chitianhao/trafficserver,SolidWallOfCode/trafficserver,SolidWallOfCode/trafficserver,vmamidi/trafficserver,bryancall/trafficserver,duke8253/trafficserver,dyrock/trafficserver,pbchou/trafficserver,SolidWallOfCode/trafficserver,chitianhao/trafficserver,chitianhao/trafficserver,dyrock/trafficserver,vmamidi/trafficserver,SolidWallOfCode/trafficserver,bryancall/trafficserver,davidbz/trafficserver,pbchou/trafficserver,bryancall/trafficserver,chitianhao/trafficserver,bryancall/trafficserver,vmamidi/trafficserver,davidbz/trafficserver,dyrock/trafficserver,pbchou/trafficserver,davidbz/trafficserver,bryancall/trafficserver,duke8253/trafficserver