cli: add Java dep note (#30)
cli: add Java dep note (#30)

Helpful when installing quasar on a new computer or VM.
quasarframework/quasar-framework.org,rstoenescu/quasar-site,quasarframework/quasar-framework.org,quasarframework/quasar-framework.org,rstoenescu/quasar-site,rstoenescu/quasar-site