Added a more friendly default 404 response for the nomad app.

12 jobs for default-app-404 in 19 minutes and 35 seconds (queued for 1 second)
Status Name Job ID Coverage
  Build
passed build #1286438

00:06:45

 
  Test
passed dev setup tests #1286444

00:07:51

passed gui linting #1286440

00:02:22

passed gui tests #1286442

00:02:07

passed install tests #1286443

00:05:22

passed python linting #1286439

00:06:01

passed python tests #1286441

00:12:50

76.0%
 
  Release
manual deploy dev #1286445
allowed to fail manual
manual deploy prod beta #1286446
allowed to fail manual
manual deploy prod test #1286447
allowed to fail manual
manual python package #1286449
allowed to fail manual
manual release latest image #1286448
allowed to fail manual