Refactoring
Added new components, fixed button layout
Added a setup structure
Sync steps graph and screens display
Layout done
Updated zepto to 1.0
Added extras to zepto
Added connection-test view
Removed intermediate connection test screen
Use POST for /setup/connection-test
Fixed Screen#previous()
Simplify step control
Close es when all tables are created
Render a differently than regular text
Don't show next button on last screen
Step are now easier to spot
Screens are now more verbose
Tick steps once done
Fixed button spacing
Merge branch 'setup_routine'