reduce subcommand
rename command: convert -> dump
ignore first slash of path
reformat output
local folder accessor can be fail
remove unnecessary require
option -> session

Option class is confused. Session is used to manipulate some cloud settings.
add check_available method
use Cloud on Runner
load cloud on session
hotfix: session load cloud failure
bugfix: App cannot access Cloud on Runner

* Cloud constant conflict
* Runner doesn't open for App
* App should be required after Runner
Merge branch 'login_support' into cli_redesign