install docs: Consolidate follow-up steps.
install docs: Consolidate follow-up steps.

Now down to just 4 steps!

This version tries to prioritize: just two items that we really want
all admins to look at even if they aren't already mentally committed
to running a big production service and reading all the docs.
Namely, the two required in order to really try out Zulip effectively
with one's colleagues.

punchagan/zulip,rht/zulip,kou/zulip,andersk/zulip,showell/zulip,rishig/zulip,showell/zulip,eeshangarg/zulip,punchagan/zulip,rht/zulip,jackrzhang/zulip,brainwane/zulip,kou/zulip,kou/zulip,punchagan/zulip,kou/zulip,hackerkid/zulip,synicalsyntax/zulip,andersk/zulip,andersk/zulip,eeshangarg/zulip,showell/zulip,synicalsyntax/zulip,tommyip/zulip,andersk/zulip,timabbott/zulip,jackrzhang/zulip,rishig/zulip,jackrzhang/zulip,hackerkid/zulip,showell/zulip,dhcrzf/zulip,tommyip/zulip,timabbott/zulip,dhcrzf/zulip,zulip/zulip,jackrzhang/zulip,hackerkid/zulip,brainwane/zulip,timabbott/zulip,brainwane/zulip,brainwane/zulip,rht/zulip,andersk/zulip,hackerkid/zulip,dhcrzf/zulip,zulip/zulip,shubhamdhama/zulip,andersk/zulip,synicalsyntax/zulip,synicalsyntax/zulip,eeshangarg/zulip,rht/zulip,eeshangarg/zulip,dhcrzf/zulip,kou/zulip,showell/zulip,eeshangarg/zulip,shubhamdhama/zulip,synicalsyntax/zulip,jackrzhang/zulip,tommyip/zulip,rht/zulip,punchagan/zulip,shubhamdhama/zulip,timabbott/zulip,rishig/zulip,showell/zulip,tommyip/zulip,synicalsyntax/zulip,timabbott/zulip,jackrzhang/zulip,brainwane/zulip,punchagan/zulip,zulip/zulip,timabbott/zulip,zulip/zulip,dhcrzf/zulip,dhcrzf/zulip,rishig/zulip,hackerkid/zulip,dhcrzf/zulip,hackerkid/zulip,andersk/zulip,zulip/zulip,rht/zulip,rishig/zulip,tommyip/zulip,shubhamdhama/zulip,kou/zulip,showell/zulip,punchagan/zulip,brainwane/zulip,rishig/zulip,shubhamdhama/zulip,jackrzhang/zulip,eeshangarg/zulip,timabbott/zulip,shubhamdhama/zulip,zulip/zulip,tommyip/zulip,rishig/zulip,zulip/zulip,brainwane/zulip,kou/zulip,eeshangarg/zulip,rht/zulip,hackerkid/zulip,shubhamdhama/zulip,synicalsyntax/zulip,punchagan/zulip,tommyip/zulip