Update Gson to 2.1
Update Gson to 2.1

Change-Id: Ic72892aea66274e0ca25b7d4abad587210af7cf9

evanchueng/gerrit,Seinlin/gerrit,renchaorevee/gerrit,ashang/aaron-gerrit,Team-OctOS/host_gerrit,anminhsu/gerrit,1yvT0s/gerrit,MerritCR/merrit,zommarin/gerrit,ashang/aaron-gerrit,joshuawilson/merrit,Overruler/gerrit,Seinlin/gerrit,jackminicloud/test,qtproject/qtqa-gerrit,zommarin/gerrit,CandyShop/gerrit,bootstraponline-archive/gerrit-mirror,qtproject/qtqa-gerrit,ckamm/gerrit,Saulis/gerrit,midnightradio/gerrit,netroby/gerrit,Team-OctOS/host_gerrit,thesamet/gerrit,bootstraponline-archive/gerrit-mirror,CandyShop/gerrit,Team-OctOS/host_gerrit,thesamet/gerrit,hdost/gerrit,jackminicloud/test,Team-OctOS/host_gerrit,hdost/gerrit,teamblueridge/gerrit,Seinlin/gerrit,1yvT0s/gerrit,bpollack/gerrit,TonyChai24/test,quyixia/gerrit,qtproject/qtqa-gerrit,anminhsu/gerrit,CandyShop/gerrit,gerrit-review/gerrit,gerrit-review/gerrit,thinkernel/gerrit,atdt/gerrit,hdost/gerrit,gcoders/gerrit,renchaorevee/gerrit,joshuawilson/merrit,joshuawilson/merrit,m1kah/gerrit-contributions,keerath/gerrit_newssh,Overruler/gerrit,GerritCodeReview/gerrit,gerrit-review/gerrit,ashang/aaron-gerrit,Distrotech/gerrit,gcoders/gerrit,MerritCR/merrit,gracefullife/gerrit,evanchueng/gerrit,atdt/gerrit,hdost/gerrit,MerritCR/merrit,bpollack/gerrit,teamblueridge/gerrit,TonyChai24/test,1yvT0s/gerrit,midnightradio/gerrit,keerath/gerrit_newssh,basilgor/gerrit,ckamm/gerrit,Overruler/gerrit,hdost/gerrit,GerritCodeReview/gerrit,thesamet/gerrit,WANdisco/gerrit,Saulis/gerrit,quyixia/gerrit,pkdevbox/gerrit,quyixia/gerrit,pkdevbox/gerrit,quyixia/gerrit,Distrotech/gerrit,Seinlin/gerrit,keerath/gerrit_newssh,gerrit-review/gerrit,MerritCR/merrit,basilgor/gerrit,GerritCodeReview/gerrit,joshuawilson/merrit,thinkernel/gerrit,qtproject/qtqa-gerrit,pkdevbox/gerrit,teamblueridge/gerrit,Distrotech/gerrit,Saulis/gerrit,1yvT0s/gerrit,dwhipstock/gerrit,quyixia/gerrit,CandyShop/gerrit,gcoders/gerrit,MerritCR/merrit,bootstraponline-archive/gerrit-mirror,pkdevbox/gerrit,jackminicloud/test,ashang/aaron-gerrit,WANdisco/gerrit,TonyChai24/test,thesamet/gerrit,supriyantomaftuh/gerrit,m1kah/gerrit-contributions,qtproject/qtqa-gerrit,GerritCodeReview/gerrit,joshuawilson/merrit,supriyantomaftuh/gerrit,jackminicloud/test,bpollack/gerrit,midnightradio/gerrit,netroby/gerrit,basilgor/gerrit,zommarin/gerrit,atdt/gerrit,thinkernel/gerrit,hdost/gerrit,MerritCR/merrit,gerrit-review/gerrit,joshuawilson/merrit,CandyShop/gerrit,bpollack/gerrit,WANdisco/gerrit,atdt/gerrit,MerritCR/merrit,bootstraponline-archive/gerrit-mirror,bootstraponline-archive/gerrit-mirror,supriyantomaftuh/gerrit,gracefullife/gerrit,Distrotech/gerrit,basilgor/gerrit,gcoders/gerrit,keerath/gerrit_newssh,ashang/aaron-gerrit,Overruler/gerrit,bpollack/gerrit,qtproject/qtqa-gerrit,GerritCodeReview/gerrit,WANdisco/gerrit,thinkernel/gerrit,renchaorevee/gerrit,TonyChai24/test,Distrotech/gerrit,anminhsu/gerrit,basilgor/gerrit,1yvT0s/gerrit,renchaorevee/gerrit,TonyChai24/test,thinkernel/gerrit,Seinlin/gerrit,bootstraponline-archive/gerrit-mirror,GerritCodeReview/gerrit,quyixia/gerrit,pkdevbox/gerrit,netroby/gerrit,gracefullife/gerrit,dwhipstock/gerrit,dwhipstock/gerrit,Distrotech/gerrit,anminhsu/gerrit,netroby/gerrit,zommarin/gerrit,ckamm/gerrit,midnightradio/gerrit,GerritCodeReview/gerrit,thesamet/gerrit,dwhipstock/gerrit,Team-OctOS/host_gerrit,pkdevbox/gerrit,WANdisco/gerrit,netroby/gerrit,Seinlin/gerrit,dwhipstock/gerrit,gerrit-review/gerrit,jackminicloud/test,m1kah/gerrit-contributions,evanchueng/gerrit,thesamet/gerrit,gcoders/gerrit,dwhipstock/gerrit,ckamm/gerrit,gcoders/gerrit,atdt/gerrit,thesamet/gerrit,gerrit-review/gerrit,Saulis/gerrit,supriyantomaftuh/gerrit,teamblueridge/gerrit,GerritCodeReview/gerrit,Saulis/gerrit,bpollack/gerrit,joshuawilson/merrit,supriyantomaftuh/gerrit,Team-OctOS/host_gerrit,MerritCR/merrit,Seinlin/gerrit,Distrotech/gerrit,gcoders/gerrit,supriyantomaftuh/gerrit,zommarin/gerrit,dwhipstock/gerrit,Overruler/gerrit,renchaorevee/gerrit,supriyantomaftuh/gerrit,renchaorevee/gerrit,Saulis/gerrit,renchaorevee/gerrit,quyixia/gerrit,netroby/gerrit,midnightradio/gerrit,evanchueng/gerrit,WANdisco/gerrit,qtproject/qtqa-gerrit,ckamm/gerrit,TonyChai24/test,Team-OctOS/host_gerrit,thinkernel/gerrit,hdost/gerrit,gracefullife/gerrit,midnightradio/gerrit,TonyChai24/test,joshuawilson/merrit,anminhsu/gerrit,jackminicloud/test,keerath/gerrit_newssh,m1kah/gerrit-contributions,gracefullife/gerrit,WANdisco/gerrit,Overruler/gerrit,pkdevbox/gerrit,netroby/gerrit,thinkernel/gerrit,anminhsu/gerrit,teamblueridge/gerrit,anminhsu/gerrit,jackminicloud/test,evanchueng/gerrit