TS-4672: Add lifecycle events to hook-trace example plugin.
TS-4672: Add lifecycle events to hook-trace example plugin.

rahmalik/trafficserver,chitianhao/trafficserver,taoyunxing/trafficserver,SolidWallOfCode/trafficserver,davidbz/trafficserver,rpufky/trafficserver,vmamidi/trafficserver,reveller/trafficserver,reveller/trafficserver,dyrock/trafficserver,chenglongwei/trafficserver,taoyunxing/trafficserver,chenglongwei/trafficserver,bryancall/trafficserver,chitianhao/trafficserver,davidbz/trafficserver,persiaAziz/trafficserver,PSUdaemon/trafficserver,duke8253/trafficserver,dyrock/trafficserver,taoyunxing/trafficserver,clearswift/trafficserver,davidbz/trafficserver,PSUdaemon/trafficserver,PSUdaemon/trafficserver,persiaAziz/trafficserver,rpufky/trafficserver,SolidWallOfCode/trafficserver,reveller/trafficserver,rahmalik/trafficserver,chenglongwei/trafficserver,rpufky/trafficserver,rpufky/trafficserver,clearswift/trafficserver,PSUdaemon/trafficserver,dyrock/trafficserver,davidbz/trafficserver,dyrock/trafficserver,pbchou/trafficserver,dyrock/trafficserver,chitianhao/trafficserver,dyrock/trafficserver,reveller/trafficserver,reveller/trafficserver,taoyunxing/trafficserver,persiaAziz/trafficserver,chitianhao/trafficserver,rpufky/trafficserver,rahmalik/trafficserver,clearswift/trafficserver,vmamidi/trafficserver,chenglongwei/trafficserver,duke8253/trafficserver,reveller/trafficserver,reveller/trafficserver,SolidWallOfCode/trafficserver,rahmalik/trafficserver,davidbz/trafficserver,dyrock/trafficserver,SolidWallOfCode/trafficserver,PSUdaemon/trafficserver,rpufky/trafficserver,rahmalik/trafficserver,vmamidi/trafficserver,SolidWallOfCode/trafficserver,clearswift/trafficserver,chitianhao/trafficserver,persiaAziz/trafficserver,chitianhao/trafficserver,persiaAziz/trafficserver,pbchou/trafficserver,clearswift/trafficserver,duke8253/trafficserver,rahmalik/trafficserver,bryancall/trafficserver,duke8253/trafficserver,PSUdaemon/trafficserver,clearswift/trafficserver,reveller/trafficserver,rpufky/trafficserver,bryancall/trafficserver,persiaAziz/trafficserver,persiaAziz/trafficserver,duke8253/trafficserver,vmamidi/trafficserver,PSUdaemon/trafficserver,clearswift/trafficserver,pbchou/trafficserver,SolidWallOfCode/trafficserver,vmamidi/trafficserver,chenglongwei/trafficserver,PSUdaemon/trafficserver,persiaAziz/trafficserver,SolidWallOfCode/trafficserver,bryancall/trafficserver,chenglongwei/trafficserver,duke8253/trafficserver,rahmalik/trafficserver,taoyunxing/trafficserver,pbchou/trafficserver,vmamidi/trafficserver,taoyunxing/trafficserver,rpufky/trafficserver,taoyunxing/trafficserver,duke8253/trafficserver,chenglongwei/trafficserver,rahmalik/trafficserver,pbchou/trafficserver,pbchou/trafficserver,davidbz/trafficserver,bryancall/trafficserver,bryancall/trafficserver,reveller/trafficserver,rpufky/trafficserver,taoyunxing/trafficserver,taoyunxing/trafficserver,chenglongwei/trafficserver,rahmalik/trafficserver,clearswift/trafficserver,clearswift/trafficserver,chitianhao/trafficserver,PSUdaemon/trafficserver