Reduce logging from Sinatra
Merge pull request #40 from cloudfoundry-incubator/ReduceLogging

Reduce logging from Sinatra

Locally-run rspec tests all passed.
Support set quota for organization

This patch adds the set quota ability to the orgnization tab.
Support org quota management

Fix some code according to the review comments.
Merge pull request #41 from cloudfoundry-incubator/org-quota-management

Support set quota for organization

I manually verified rubocop and rspec tests
add sample pngs