app/utils unit tests

[geoffcorey]

--------------------|----------|----------|----------|----------|-------------------|
File                |  % Stmts | % Branch |  % Funcs |  % Lines | Uncovered Line #s |
--------------------|----------|----------|----------|----------|-------------------|
All files           |    44.21 |    53.51 |    33.33 |    44.42 |                   |
 app                |     4.55 |     9.52 |        0 |     4.55 |                   |
  conf.js           |        0 |        0 |      100 |        0 |             17,24 |
  index.js          |        0 |        0 |        0 |        0 |... 84,86,87,88,90 |
  log.js            |      100 |      100 |      100 |      100 |                   |
  wait-mongo.js     |        0 |      100 |        0 |        0 |... 36,37,42,43,44 |
 app/mongo          |        0 |        0 |        0 |        0 |                   |
  mongoClient.js    |        0 |        0 |        0 |        0 |... 35,136,137,139 |
 app/routes         |        0 |        0 |        0 |        0 |                   |
  index.js          |        0 |        0 |        0 |        0 |... 64,130,131,134 |
 app/routes/install |        0 |      100 |        0 |        0 |                   |
  index.js          |        0 |      100 |        0 |        0 |... 04,106,107,112 |
 app/routes/kube    |        0 |      100 |        0 |        0 |                   |
  kube.js           |        0 |      100 |        0 |        0 |    17,18,21,22,25 |
 app/routes/v2      |      100 |    88.46 |      100 |      100 |                   |
  clusters.js       |      100 |    88.46 |      100 |      100 |         65,73,145 |
 app/utils          |     95.6 |       80 |      100 |     95.6 |                   |
  bunyan.js         |      100 |      100 |      100 |      100 |                   |
  cluster.js        |    93.33 |    72.73 |      100 |    93.33 |       30,36,71,99 |
  crypt.js          |      100 |      100 |      100 |      100 |                   |
  orgs.js           |      100 |      100 |      100 |      100 |                   |
--------------------|----------|----------|----------|----------|-------------------|```