Remove deprecated jQuery "delegate" function.
Remove deprecated jQuery "delegate" function.

Replaced by "on".

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