Non-Functioning Package.json...any help?

package.json

{
  "name": "smsGateway",
  "description": "SMS Gateway service",
  "version": "0.2.1",
  "homepage": "http://blog.hack.cd",
  "author": "Cameron Banowsky <cameron@hack.cd>",
  "organization": "Envisability",
  "repository": {
    "type": "git",
    "url": "https://github.com/Envisability/node-sms-gateway"
  },
  "keywords": [
    "hook.io",
    "hook",
    "sms",
    "sms gateway",
    "text terminal"
  ],
  "bin": {
    "hookio-smsgw_incoming": "./bin/incoming_server",
    "hookio-smsgw_outgoing": "./bin/outgoing_server"
  },
  "main": "./lib/gateway",
  "engines": {
    "node": ">= 6.11.1"
  },
  "dependencies": {
    "express": "<=4.15.3",
    "gulp": "<=3.9.1",
    "node-bulk-sms": ">=1.0.7",
    "thehelp-messaging": ">=1.1.0",
    "async": ">= 2.5.0",
    "coffee-script": ">=1.12.7",
    "hook.io": ">= 0.7.7",
    "hook.io-sdk": ">=2.2.0",
    "long-stack-traces": ">= 0.1.2",
    "short-uuid": ">=2.3.3",
    "redis": ">=2.7.1",
    "redis-node": ">= 0.4.0",
    "underscore": ">= 1.8.3",
    "gulp": "<=3.9.1",
    "gulp-coffeescript-concat": "<=0.1.3",
    "node-sass": "<4.5.3",
    "grunt-ember-handlebars": "<=0.8.0",
    "angular-marked": "<=1.2.2"
  },
  "devDependencies": {
    "gulp": "<=3.9.1",
    "gulp-coffeescript-concat": "<=0.1.3",
    "node-sass": "<=4.5.3",
    "grunt-ember-handlebars": "<=0.8.0"
  },
}