zjquery: Add get_on_handler().
zjquery: Add get_on_handler().

synicalsyntax/zulip,zulip/zulip,zulip/zulip,eeshangarg/zulip,andersk/zulip,shubhamdhama/zulip,andersk/zulip,punchagan/zulip,jrowan/zulip,verma-varsha/zulip,mahim97/zulip,jackrzhang/zulip,shubhamdhama/zulip,zulip/zulip,eeshangarg/zulip,eeshangarg/zulip,synicalsyntax/zulip,brockwhittaker/zulip,brockwhittaker/zulip,vabs22/zulip,andersk/zulip,vaidap/zulip,dhcrzf/zulip,showell/zulip,verma-varsha/zulip,eeshangarg/zulip,zulip/zulip,jackrzhang/zulip,rishig/zulip,shubhamdhama/zulip,rht/zulip,jackrzhang/zulip,jrowan/zulip,showell/zulip,rht/zulip,rht/zulip,andersk/zulip,jackrzhang/zulip,jackrzhang/zulip,shubhamdhama/zulip,timabbott/zulip,brockwhittaker/zulip,dhcrzf/zulip,jackrzhang/zulip,Galexrt/zulip,jrowan/zulip,kou/zulip,Galexrt/zulip,brainwane/zulip,jackrzhang/zulip,vaidap/zulip,verma-varsha/zulip,timabbott/zulip,jrowan/zulip,zulip/zulip,synicalsyntax/zulip,hackerkid/zulip,rishig/zulip,shubhamdhama/zulip,mahim97/zulip,vaidap/zulip,Galexrt/zulip,mahim97/zulip,zulip/zulip,showell/zulip,amanharitsh123/zulip,tommyip/zulip,tommyip/zulip,mahim97/zulip,kou/zulip,verma-varsha/zulip,kou/zulip,verma-varsha/zulip,mahim97/zulip,amanharitsh123/zulip,kou/zulip,rishig/zulip,punchagan/zulip,dhcrzf/zulip,Galexrt/zulip,brainwane/zulip,kou/zulip,brainwane/zulip,mahim97/zulip,vabs22/zulip,dhcrzf/zulip,rht/zulip,punchagan/zulip,rht/zulip,rishig/zulip,tommyip/zulip,andersk/zulip,eeshangarg/zulip,tommyip/zulip,kou/zulip,Galexrt/zulip,timabbott/zulip,synicalsyntax/zulip,hackerkid/zulip,punchagan/zulip,amanharitsh123/zulip,andersk/zulip,brainwane/zulip,timabbott/zulip,rishig/zulip,vabs22/zulip,showell/zulip,rht/zulip,vabs22/zulip,dhcrzf/zulip,vaidap/zulip,showell/zulip,punchagan/zulip,hackerkid/zulip,showell/zulip,vaidap/zulip,brockwhittaker/zulip,timabbott/zulip,showell/zulip,amanharitsh123/zulip,brainwane/zulip,brainwane/zulip,hackerkid/zulip,tommyip/zulip,hackerkid/zulip,jrowan/zulip,tommyip/zulip,vaidap/zulip,brockwhittaker/zulip,eeshangarg/zulip,Galexrt/zulip,vabs22/zulip,synicalsyntax/zulip,vabs22/zulip,kou/zulip,rishig/zulip,zulip/zulip,timabbott/zulip,brockwhittaker/zulip,andersk/zulip,hackerkid/zulip,synicalsyntax/zulip,punchagan/zulip,brainwane/zulip,hackerkid/zulip,dhcrzf/zulip,eeshangarg/zulip,timabbott/zulip,punchagan/zulip,synicalsyntax/zulip,rht/zulip,amanharitsh123/zulip,shubhamdhama/zulip,rishig/zulip,Galexrt/zulip,shubhamdhama/zulip,jrowan/zulip,tommyip/zulip,verma-varsha/zulip,amanharitsh123/zulip,dhcrzf/zulip