Upgrade vulnerabale dependencies

[Suraj Nath]

vulnerabale dependencies

node-browser-compat / atob ->  CVE-2018-3745
hapijs / cryptiles ->  CVE-2018-1000620 
lodash / lodash ->  CVE-2018-3721 
jonschlinkert / randomatic ->  CVE-2017-16028 
unshiftio / url-parse ->  CVE-2018-3774