tools: update user guide (#2098)#2146

Merged

lilin90 merged 4 commits into

pingcap:release-3.0from

sre-bot:release-3.0-eff6777032d2

Apr 2, 2020

Commits on Apr 1, 2020

cherry pick #2098 to release-3.0

yikeke
authored and
sre-bot
committed
delete inapplicable content; fix two links
yikeke
committed

Commits on Apr 2, 2020

fix a link
yikeke
committed
Update reference/tools/user-guide.md

yikeke
and
WangXiangUSTC
authored