Api limit

[geramirez]

Limit api calls to check user permissions.

[codecov-io]

Current coverage is 92.72%

Merging #85 into master will decrease coverage by -0.55% as of 2411ef3

@@            master     #85   diff @@
======================================
  Files            4       4       
  Stmts          431     426     -5
  Branches         0       0       
  Methods          0       0       
======================================
- Hit            402     395     -7
  Partial          0       0       
- Missed          29      31     +2

Review entire Coverage Diff as of 2411ef3

---

Uncovered Suggestions

1. +0.94% via ...c/app/controllers.js#84...87
2. +0.94% via ...c/app/controllers.js#64...67
3. +0.70% via .../app/cloudfoundry.js#437...439
4. See 7 more...

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