WIP
show balance in project and grant promotions
payment history renamed to transaction history
rename payment history->transaction history
rename payment history to transaction history
enable admin to view project transaction history
satisfy flake8
remove availability zone field
override populate_availability_zone_choices
set source_type default to image
add additional check before granting promotion
deal with no availability zone available
fix amount field type for grant promo
remove translation from transaction history page
remove unnecessary ()
Merge pull request #2 from kili/balance_admin

Balance admin
Merge pull request #1 from kili/launch_instance_ux_changes

Launch instance ux changes
show info msg above terminal
remove gradient from topbar
Some payment tests