Fixed the amount_owing issue on show screen
Merge pull request #17 from elitenomad/Pranava_Users

Fixed the amount_owing issue on show screen
add membership_controller to manage the memberships of user into groups
Merge pull request #18 from elitenomad/federico

add membership_controller to manage the memberships of user into groups
Merge pull request #19 from elitenomad/marcus

Marcus
finished the nav bar