Update packages with CVEs

[jborrey]

The request package in this node module has CVEs. This PR will update it.

Output of $ nsp check --output summary

(+) 4 vulnerabilities found
 Name           Installed   Patched                      Path                                                    More Info
 qs             0.6.6       >= 1.x                       [email protected] > [email protected] > [email protected]              https://nodesecurity.io/advisories/28
 qs             0.6.6       >= 1.x                       [email protected] > [email protected] > [email protected]              https://nodesecurity.io/advisories/29
 hawk           1.0.0       >=3.1.3 < 4.0.0 || >=4.1.1   [email protected] > [email protected] > [email protected]            https://nodesecurity.io/advisories/77
 tough-cookie   0.9.15      >=2.3.0                      [email protected] > [email protected] > [email protected]   https://nodesecurity.io/advisories/130

Also had to include in the package.json file the dependency on coffee-scipt since it was missing.