add glyphicons for hours, billingexpenses and certificate

1 job for features/volunteer-mask in 5 minutes and 14 seconds (queued for 22 seconds)
Status Job ID Name Coverage
  Test
failed #28763
test

00:05:14

 
Name Stage Failure
failed
test Test
    

bin/rails test test/system/assignment_termination_index_test.rb:45



Finished in 258.219527s, 0.9682 runs/s, 0.0000 assertions/s.
250 runs, 0 assertions, 0 failures, 250 errors, 0 skips
ERROR: Job failed: error executing remote command: command terminated with non-zero exit code: Error executing in Docker Container: 1