hopefully fix yarn global install errors

Author: kriskbx

package.json

@@ -19,9 +19,6 @@
   "bin": {
     "gtt": "src/gtt.js"
   },
-  "files": [
-    "src/*"
-  ],
   "engines": {
     "node": ">=6.11"
   },
@@ -42,7 +39,7 @@
     "cli-cursor": "^2.1.0",
     "cli-table": "^0.3.1",
     "colors": "^1.3.1",
-    "commander": "^2.16.0",
+    "commander": "kriskbx/commander.js",
     "csv-string": "^2.3.2",
     "find-in-files": "^0.4.0",
     "hash-sum": "^1.0.2",

yarn.lock

@@ -463,9 +463,9 @@ commander@^2.14.1:
   version "2.17.1"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.17.1.tgz#bd77ab7de6de94205ceacc72f1716d29f20a77bf"
 
-commander@^2.16.0:
+commander@kriskbx/commander.js:
   version "2.19.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.19.0.tgz#f6198aa84e5b83c46054b94ddedbfed5ee9ff12a"
+  resolved "https://codeload.github.com/kriskbx/commander.js/tar.gz/2275da95973c27e40e13a4195768947aa39672d0"
 
 commander@~2.14.1:
   version "2.14.1"