fix(dependencies): remove unused dependencies

Author: jaebradley

package-lock.json

@@ -10,10 +10,8 @@
     "@babel/runtime": "^7.0.0-beta.47",
     "@google/maps": "^0.4.6",
     "cli-table2": "^0.2.0",
-    "colors": "^1.1.2 ",
     "commander": "^2.9.0",
     "convert-units": "^2.0.1",
-    "node-emoji": "^1.4.3",
     "uber-estimates-client": "^1.0.0"
   },
   "devDependencies": {