Fix npm warnings

npm WARN The package gulp-sass is included as both a dev and production dependency.
npm WARN The package hock is included as both a dev and production dependency.
npm WARN The package request is included as both a dev and production dependency.

package.json

@@ -36,9 +36,7 @@
     "ejs-cli": "^2.0.0",
     "express": "^4.16.2",
     "express-session": "^1.15.6",
-    "gulp-sass": "^3.0.0",
     "hat": "0.0.3",
-    "hock": "https://registry.npmjs.org/hock/-/hock-1.3.2.tgz",
     "json": "^9.0.3",
     "ldapjs": "^1.0.0",
     "lodash.chunk": "^4.2.0",
@@ -60,8 +58,8 @@
     "password-generator": "^2.2.0",
     "progress-stream": "^2.0.0",
     "proxy-middleware": "^0.15.0",
-    "request": "^2.83.0",
     "recursive-readdir": "^2.2.1",
+    "request": "^2.83.0",
     "s3-block-read-stream": "^0.2.0",
     "safetydance": "^0.7.1",
     "semver": "^5.4.1",
@@ -86,11 +84,11 @@
     "gulp-concat": "^2.4.3",
     "gulp-cssnano": "^2.1.0",
     "gulp-ejs": "^3.1.0",
-    "gulp-sass": "^3.0.0",
+    "gulp-sass": "^3.1.0",
     "gulp-serve": "^1.0.0",
     "gulp-sourcemaps": "^2.6.1",
     "gulp-uglify": "^3.0.0",
-    "hock": "~1.2.0",
+    "hock": "^1.3.2",
     "istanbul": "*",
     "js2xmlparser": "^3.0.0",
     "mocha": "*",
@@ -98,7 +96,6 @@
     "nock": "^9.0.14",
     "node-sass": "^4.6.1",
     "readdirp": "https://registry.npmjs.org/readdirp/-/readdirp-2.1.0.tgz",
-    "request": "^2.65.0",
     "yargs": "^10.0.3"
   },
   "scripts": {